CVE-2020-0688 Ransomware

CISA description

Microsoft Exchange Server Validation Key fails to properly create unique keys at install time, allowing for remote code execution.

Required action

Apply updates per vendor instructions.

Notes & references

• https://nvd.nist.gov/vuln/detail/CVE-2020-0688

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-2020-0688
• CVE.org · CVE-2020-0688
• CISA KEV catalog (canonical)