CVE-2021-31207high
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Description
Microsoft Exchange Server Security Feature Bypass Vulnerability
References
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
Details
Source: MITRE
Published: 2021-05-11
Updated: 2021-09-21
Type: NVD-CWE-noinfo
Risk Information
CVSS v2
Base Score: 6.5
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8
Severity: MEDIUM
CVSS v3
Base Score: 7.2
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.2
Severity: HIGH
Vulnerable Software
Configuration 1
OR
cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_19:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_20:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_8:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_9:*:*:*:*:*:*
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 149393 | Security Updates for Exchange (May 2021) | Nessus | Windows : Microsoft Bulletins | high |