Vulnerability Details CVE-2021-31207
Microsoft Exchange Server Security Feature Bypass Vulnerability
Exploit prediction scoring system (EPSS) score
EPSS Score 0.939
EPSS Ranking 99.9%
CVSS Severity
CVSS v3 Score 6.6
CVSS v2 Score 6.5
Proposed Action
Microsoft Exchange Server contains an unspecified vulnerability that allows for security feature bypass.
Ransomware Campaign
Known
References
- http://packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html
- 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
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31207
- https://www.zerodayinitiative.com/advisories/ZDI-21-819/
Products affected by CVE-2021-31207
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cpe:2.3:a:microsoft:exchange_server:2013
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cpe:2.3:a:microsoft:exchange_server:2016
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cpe:2.3:a:microsoft:exchange_server:2019