CVE-2022-27924 Ransomware

CISA description

Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to inject memcache commands into a targeted instance which causes an overwrite of arbitrary cached entries.

Required action

Apply updates per vendor instructions.

Notes & references

• https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24.1#Security_Fixes
• https://nvd.nist.gov/vuln/detail/CVE-2022-27924

Where this lands in 800-53

Vulnerability data triggers these controls during assessment and continuous monitoring.

• RA-5 · Vulnerability Monitoring and Scanning
• SI-2 · Flaw Remediation
• CM-6 · Configuration Settings
• SI-7 · Software, Firmware, and Information Integrity
• CM-8 · System Component Inventory

External lookups

• NVD · CVE-2022-27924
• CVE.org · CVE-2022-27924
• CISA KEV catalog (canonical)