CVE-2021-31207 Information

Description

Microsoft Exchange Server Security Feature Bypass Vulnerability

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31207 https://www.zerodayinitiative.com/advisories/ZDI-21-819/ http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.2