coldbraid

CVE-2021-31207 Microsoft Exchange Server

Microsoft Exchange Server contains an unspecified vulnerability that allows for security feature bypass.

CVSS
not scored

CWE-20CWE-434

On CISA’s exploited list

Microsoft Exchange Server Security Feature Bypass Vulnerability

Added
2021-11-03
Federal patch deadline
2021-11-17
Ransomware use
known

Actors known to use it (MITRE ATT&CK)