Riverbed SteelHead CX v8 NDM Security Technical Implementation Guide

This Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements are derived from the National Institute of Standards and Technology (NIST) 800-53 and related documents. Comments or proposed revisions to this document should be sent via e-mail to the following address: [email protected]

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Version / Release: V1R2

Published: 2019-10-01

Updated At: 2019-11-11 10:48:39

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    Vuln Rule Version CCI Severity Title Description Status Finding Details Comments
    SV-77279r1_rule RICX-DM-000001 CCI-000015 MEDIUM Riverbed Optimization System (RiOS) must provide automated support for account management functions. Account management functions include: assignment of group or role membership; identifying account type; specifying user access authorizations (i.e., privileges); account removal, update, or termination; and administrative alerts. The network device must b
    SV-77325r1_rule RICX-DM-000002 CCI-002142 MEDIUM Riverbed Optimization System (RiOS) must terminate local shared/group account credentials, such as the Admin account is used, when members who know the account password leave the group. If shared/group account credentials are not terminated when individuals leave the group, the user that left the group can still gain access even though they are no longer authorized. A shared/group account credential is a shared form of authentication t
    SV-77327r1_rule RICX-DM-000003 CCI-002142 MEDIUM Riverbed Optimization System (RiOS) must disable the local Shark and Monitor accounts so they cannot be used as shared accounts by users. The Monitor and Shark accounts which are default group accounts with shared credentials. Monitor and Shark accounts are not enabled by default, but cannot be deleted since these network tools are designed to look for that account. Monitor is a read-only a
    SV-77329r1_rule RICX-DM-000007 CCI-000018 LOW Riverbed Optimization System (RiOS) must automatically generate a log event for account creation events. Upon gaining access to a network device, an attacker will often first attempt to create a persistent method of reestablishing access. One way to accomplish this is to create a new account. Notification of account creation helps to mitigate this risk. Audi
    SV-77331r1_rule RICX-DM-000008 CCI-001403 LOW Riverbed Optimization System (RiOS) must automatically log event for account modification. Since the accounts in the network device are privileged or system-level accounts, account management is vital to the security of the network device. Account management by a designated authority ensures access to the network device is being controlled in a
    SV-77333r1_rule RICX-DM-000009 CCI-001404 LOW Riverbed Optimization System (RiOS) must automatically generate a log event for account disabling actions. Account management, as a whole, ensures access to the network device is being controlled in a secure manner by granting access to only authorized personnel. Auditing account disabling actions will support account management procedures. When device managem
    SV-77335r1_rule RICX-DM-000010 CCI-001405 LOW Riverbed Optimization System (RiOS) must automatically generate a log event for account removal actions. Account management, as a whole, ensures access to the network device is being controlled in a secure manner by granting access to only authorized personnel. Auditing account removal actions will support account management procedures. When device managemen
    SV-77337r2_rule RICX-DM-000011 CCI-001683 MEDIUM Riverbed Optimization System (RiOS) must generate alerts that can be forwarded to the administrators and ISSO when local accounts are created. An authorized insider or individual who maliciously creates a local account could gain immediate access from a remote location to privileged information on a critical security device. Sending an alert to the administrators and ISSO when this action occurs
    SV-77339r1_rule RICX-DM-000012 CCI-001684 LOW Riverbed Optimization System (RiOS) must generate alerts that can be forwarded to the administrators and ISSO when accounts are modified. Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestablishing access. One way to accomplish this is for the attacker to simply modify an existing account. Notification of account modif
    SV-77341r1_rule RICX-DM-000013 CCI-001685 LOW Riverbed Optimization System (RiOS) must generate alerts that can be forwarded to the administrators and ISSO when accounts are disabled. When application accounts are disabled, administrator accessibility is affected. Accounts are utilized for identifying individual device administrators or for identifying the device processes themselves. In order to detect and respond to events that aff
    SV-77343r1_rule RICX-DM-000014 CCI-001686 LOW Riverbed Optimization System (RiOS) must generate alerts that can be forwarded to the administrators and ISSO when accounts are removed. When application accounts are removed, administrator accessibility is affected. Accounts are utilized for identifying individual device administrators or for identifying the device processes themselves. In order to detect and respond to events that affe
    SV-77345r1_rule RICX-DM-000017 CCI-000213 MEDIUM Riverbed Optimization System (RiOS) must enforce the assigned privilege level for each administrator and authorizations for access to all commands relative to the privilege level in accordance with applicable policy for the device. To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-approved PKIs, all DoD systems must be properly configured to incorporate access control methods that do not rely solely on the poss
    SV-77347r1_rule RICX-DM-000023 CCI-002234 LOW Riverbed Optimization System (RiOS) must generate a log event when privileged functions are executed. Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external entities that have compromised information system accounts, is a serious and ongoing concern and can have significant adverse impacts
    SV-77349r1_rule RICX-DM-000024 CCI-000044 MEDIUM Riverbed Optimization System (RiOS) must enforce the limit of three (3) consecutive invalid logon attempts by a user during a 15-minute time period for device console access. By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced.
    SV-77351r1_rule RICX-DM-000025 CCI-000044 MEDIUM Riverbed Optimization System (RiOS) must enforce the limit of three (3) consecutive invalid logon attempts by a user during a 15-minute time period for web-based management access. By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced.
    SV-77353r1_rule RICX-DM-000026 CCI-002238 MEDIUM Riverbed Optimization System (RiOS) must automatically lock the account until the locked account is released by an administrator when three unsuccessful login attempts in 15 minutes are exceeded. By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced. Limits are imposed by locking the account.
    SV-77355r1_rule RICX-DM-000027 CCI-000048 MEDIUM Riverbed Optimization System (RiOS) must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the device. Display of the DoD-approved use notification before granting access to the network device ensures privacy and security notification verbiage used is consistent with applicable federal laws, Executive Orders, directives, policies, regulations, standards, a
    SV-77357r1_rule RICX-DM-000034 CCI-000054 MEDIUM Riverbed Optimization System (RiOS) must limit the number of concurrent sessions to one (1) for each administrator account and/or administrator account type. Device management includes the ability to control the number of administrators and management sessions that manage a device. Limiting the number of allowed administrators and sessions per administrator is helpful in limiting risks related to DoS attacks.
    SV-77387r1_rule RICX-DM-000039 CCI-002361 MEDIUM Riverbed Optimization System (RiOS) must automatically terminate a network administrator session after organization-defined conditions or trigger events requiring session disconnect. Automatic session termination addresses the termination of administrator-initiated logical sessions in contrast to the termination of network connections that are associated with communications sessions (i.e., network disconnect). A logical session (for l
    SV-77389r1_rule RICX-DM-000049 CCI-000135 MEDIUM Riverbed Optimization System (RiOS) must generate audit records containing the full-text recording of privileged commands. Reconstruction of harmful events or forensic analysis is not possible if audit records do not contain enough information. Organizations consider limiting the additional audit information to only that information explicitly needed for specific audit requ
    SV-77391r1_rule RICX-DM-000053 CCI-001858 MEDIUM Riverbed Optimization System (RiOS) must generate an email alert of all log failure events requiring alerts. It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required. Without a real-time alert, security personnel may be unaware of an impending failure of the audit capability and system operation
    SV-77407r1_rule RICX-DM-000054 CCI-000139 MEDIUM Riverbed Optimization System (RiOS) must alert the ISSO and SA (at a minimum) in the event of an audit processing failure. It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required. Without this notification, the security personnel may be unaware of an impending failure of the audit capability and system opera
    SV-77411r1_rule RICX-DM-000059 CCI-001890 MEDIUM Riverbed Optimization System (RiOS) must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC). If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analysis. Time stamps generated by the application include date and time. Time is commonly expressed in Coordinated Universal Time (UTC
    SV-77413r1_rule RICX-DM-000061 CCI-000162 MEDIUM Riverbed Optimization System (RiOS) must protect audit information from any type of unauthorized read access. Audit information includes all information (e.g., audit records, audit settings, and audit reports) needed to successfully audit information system activity. If audit data were to become compromised, then competent forensic analysis and discovery of the
    SV-77415r1_rule RICX-DM-000062 CCI-000163 MEDIUM Riverbed Optimization System (RiOS) must protect audit information from unauthorized modification. Audit information includes all information (e.g., audit records, audit settings, and audit reports) needed to successfully audit network device activity. If audit data were to become compromised, then forensic analysis and discovery of the true source of
    SV-77417r1_rule RICX-DM-000063 CCI-000164 MEDIUM Riverbed Optimization System (RiOS) must protect audit information from unauthorized deletion. Audit information includes all information (e.g., audit records, audit settings, and audit reports) needed to successfully audit information system activity. If audit data were to become compromised, then forensic analysis and discovery of the true sourc
    SV-77419r1_rule RICX-DM-000064 CCI-001493 MEDIUM Riverbed Optimization System (RiOS) must protect audit tools from unauthorized access. Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, protecting audit tools is necessary to prevent unauthorized operation on audit data. Network devices providing tools to interface wi
    SV-77421r1_rule RICX-DM-000066 CCI-001495 MEDIUM Riverbed Optimization System (RiOS) must protect audit tools from unauthorized deletion. Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, protecting audit tools is necessary to prevent unauthorized operations on audit data. Network devices providing tools to interface w
    SV-77423r1_rule RICX-DM-000071 CCI-000169 MEDIUM Riverbed Optimization System (RiOS) must provide audit record generation capability for DoD-defined auditable events within the network device. Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events relating to an incident or identify those responsible for one. Audit records can be generated from various components within the
    SV-77425r1_rule RICX-DM-000072 CCI-000171 MEDIUM Riverbed Optimization System (RiOS) must allow only the ISSM (or individuals or roles appointed by the ISSM) to select which auditable events are to be logged. Without the capability to restrict which roles and individuals can select which events are audited, unauthorized personnel may be able to prevent the auditing of critical events. Misconfigured audits may degrade the system's performance by overwhelming th
    SV-77427r1_rule RICX-DM-000082 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must be configured to synchronize internal information system clocks with the primary and secondary time sources located in different geographic regions using redundant authoritative time sources. The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run mode) and increasingly inaccurate time stamps on audit events and other functions. Multiple time sources provide redundancy by i
    SV-77429r1_rule RICX-DM-000085 CCI-001814 MEDIUM Riverbed Optimization System (RiOS) must generate a log event for the enforcement actions used to restrict access associated with changes to the device. Without auditing the enforcement of access restrictions against changes to the device configuration, it will be difficult to identify attempted attacks, and an audit trail will not be available for forensic investigation for after-the-fact actions. Enfo
    SV-77431r1_rule RICX-DM-000091 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must enable the password authentication control policy to ensure password complexity controls and other password policy requirements are enforced. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks.
    SV-77433r1_rule RICX-DM-000092 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must employ automated mechanisms to centrally manage authentication settings. The use of authentication servers or other centralized management servers for providing centralized authentication services is required for network device management. Maintaining local administrator accounts for daily usage on each network device without
    SV-77435r1_rule RICX-DM-000093 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must employ automated mechanisms to centrally apply authentication settings. The use of authentication servers or other centralized management servers for providing centralized authentication services is required for network device management. Maintaining local administrator accounts for daily usage on each network device without
    SV-77437r1_rule RICX-DM-000094 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must employ automated mechanisms to centrally verify authentication settings. The use of authentication servers or other centralized management servers for providing centralized authentication services is required for network device management. Maintaining local administrator accounts for daily usage on each network device without
    SV-77439r1_rule RICX-DM-000096 CCI-000382 MEDIUM Riverbed Optimization System (RiOS) must be configured to prohibit the use of all unnecessary and/or nonsecure functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments. In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e., embedding of data types within data types), organizations must disable unused or unnecessary physical and logical ports/protocol
    SV-77441r1_rule RICX-DM-000100 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must back up the system configuration files when configuration changes are made to the device. Information system backup is a critical step in maintaining data assurance and availability. Information system and security-related documentation contains information pertaining to system configuration and security settings. If this information were not
    SV-77443r1_rule RICX-DM-000106 CCI-001941 MEDIUM Riverbed Optimization System (RiOS) must implement replay-resistant authentication mechanisms for network access to privileged accounts. A replay attack may enable an unauthorized user to gain access to the application. Authentication sessions between the authenticator and the application validating the user credentials must not be vulnerable to a replay attack. An authentication process
    SV-77445r1_rule RICX-DM-000109 CCI-001967 MEDIUM Riverbed Optimization System (RiOS) must authenticate network management endpoint devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based. Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Bidirectional authentication provides stronger safeguards to validate the identity of other devices for connections that are of gre
    SV-77447r1_rule RICX-DM-000110 CCI-001967 MEDIUM Riverbed Optimization System (RiOS) must authenticate SNMP server before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based. Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Bidirectional authentication provides stronger safeguards to validate the identity of other devices for connections that are of gre
    SV-77449r1_rule RICX-DM-000111 CCI-001967 MEDIUM Riverbed Optimization System (RiOS) must authenticate NTP server before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based. Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Bidirectional authentication provides stronger safeguards to validate the identity of other devices for connections that are of gre
    SV-77451r1_rule RICX-DM-000114 CCI-000205 MEDIUM Riverbed Optimization System (RiOS) must enforce a minimum 15-character password length. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password length is one factor of several that helps to determine strength and how long it takes to crack a passwor
    SV-77453r1_rule RICX-DM-000115 CCI-000192 MEDIUM Riverbed Optimization System (RiOS) must enforce password complexity by requiring that at least one upper-case character be used. Use of a complex passwords helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Passwor
    SV-77455r1_rule RICX-DM-000116 CCI-000193 MEDIUM Riverbed Optimization System (RiOS) must enforce password complexity by requiring that at least one lower-case character be used. Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password
    SV-77457r1_rule RICX-DM-000117 CCI-000194 MEDIUM Riverbed Optimization System (RiOS) must enforce password complexity by requiring that at least one numeric character be used. Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password
    SV-77459r1_rule RICX-DM-000118 CCI-001619 MEDIUM Riverbed Optimization System (RiOS) must enforce password complexity by requiring that at least one numeric character be used. Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password
    SV-77461r1_rule RICX-DM-000119 CCI-000195 MEDIUM Riverbed Optimization System (RiOS) must require that when a password is changed, the characters are changed in at least 15 of the positions within the password. If the application allows the user to consecutively reuse extensive portions of passwords, this increases the chances of password compromise by increasing the window of opportunity for attempts at guessing and brute-force attacks. The number of changed c
    SV-77463r1_rule RICX-DM-000123 CCI-000199 MEDIUM Riverbed Optimization System (RiOS) must enforce a 60-day maximum password lifetime restriction. Any password, no matter how complex, can eventually be cracked. Therefore, passwords need to be changed at specific intervals. One method of minimizing this risk is to use complex passwords and periodically change them. If the network device does not li
    SV-77465r1_rule RICX-DM-000124 CCI-000200 MEDIUM Riverbed Optimization System (RiOS) must prohibit password reuse for a minimum of five generations. Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. To meet password policy requirements, passwords need to be changed at specific policy-based intervals. If the
    SV-77467r1_rule RICX-DM-000130 CCI-000803 MEDIUM Riverbed Optimization System (RiOS) must use mechanisms meeting the requirements of applicable federal laws, Executive Orders, directives, policies, regulations, standards, and guidance for authentication to a cryptographic module. Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be relied upon to provide confidentiality or integrity, and DoD data may be compromised. Network devices utilizing encryption are req
    SV-77469r1_rule RICX-DM-000133 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) performing maintenance functions must restrict use of these functions to authorized personnel only. There are security-related issues arising from software brought into the network device specifically for diagnostic and repair actions (e.g., a software packet sniffer installed on a device in order to troubleshoot system traffic, or a vendor installing o
    SV-77471r1_rule RICX-DM-000134 CCI-002890 MEDIUM Applications used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications. This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead of FTP, and HTTPS instead of HTTP. If unsecured protocols (lacking cryptographic mechanisms) are used for sessions, the contents
    SV-77473r1_rule RICX-DM-000135 CCI-003123 MEDIUM Applications used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the confidentiality of nonlocal maintenance and diagnostic communications. This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead of FTP, and HTTPS instead of HTTP. If unsecured protocols (lacking cryptographic mechanisms) are used for sessions, the contents
    SV-77475r1_rule RICX-DM-000137 CCI-001133 MEDIUM Riverbed Optimization System (RiOS) must terminate all network connections associated with a device management session at the end of the session, or the session must be terminated after 10 minutes of inactivity except to fulfill documented and validated mission requirements. Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take control of a management session enabled on the console or console port that has been left unattended. In addition, quickly terminat
    SV-77477r1_rule RICX-DM-000138 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must obtain its public key certificates from an appropriate certificate policy through an approved service provider. For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB policy. For federal agencies operating a legacy public key infrastructure cross-certified with the Federal Bridge Certification Aut
    SV-77479r1_rule RICX-DM-000141 CCI-001188 MEDIUM Riverbed Optimization System (RiOS) must generate unique session identifiers using a FIPS 140-2 approved random number generator. Sequentially generated session IDs can be easily guessed by an attacker. Employing the concept of randomness in the generation of unique session identifiers helps to protect against brute-force attacks to determine future session identifiers. Unique sess
    SV-77481r1_rule RICX-DM-000143 CCI-002385 MEDIUM Riverbed Optimization System (RiOS) must protect against or limit the effects of all known types of Denial of Service (DoS) attacks on the network device management network by employing organization-defined security safeguards. DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot accomplish its mission or must operate at degraded capacity. This requirement addresses the configuration of network devices to mit
    SV-77483r1_rule RICX-DM-000144 CCI-000366 MEDIUM Riverbed Optimization System (RiOS) must generate an alert that can be sent to security personnel when threats identified by authoritative sources (e.g., CTOs) and IAW with CJCSM 6510.01B occur. By immediately displaying an alarm message, potential security violations can be identified more quickly even when administrators are not logged into the network device. An example of a mechanism to facilitate this would be through the utilization of SNMP
    SV-77485r1_rule RICX-DM-000145 CCI-001314 MEDIUM The application must reveal error messages only to authorized individuals (ISSO, ISSM, and SA). Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an organization's operational state. Additionally, sensitive account information must not be revealed through error messages to unauthori