CVE-2022-41082 KEV
8.0
HIGH · CVSS 3.1 · EPSS 100% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2022-10-21.
Description
Microsoft Exchange Server Remote Code Execution Vulnerability
Scoring
| CVSS | 8.0 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 99.97% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | yes — remediate by 2022-10-21 |
| Public exploit | none known |
| Published | 2022-10-03 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Exchange Server Remote Code Execution Vulnerability |
|---|---|
| Added | 2022-09-30 |
| Due | 2022-10-21 |
| Vendor / product | Microsoft / Exchange Server |
| Ransomware use | known |
Affected (1)
| Vendor | Product |
|---|---|
| microsoft | exchange server |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-41082
- http://packetstormsecurity.com/files/170066/Microsoft-Exchange-ProxyNotShell-Remote-Code-Execution.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41082
- https://www.kb.cert.org/vuls/id/915563
- https://www.secpod.com/blog/microsoft-november-2022-patch-tuesday-patches-65-vulnerabilities-including-6-zero-days/
- https://www.vicarius.io/vsociety/posts/cve-2022-41082-microsoft-exchange-server-remote-code-execution-vulnerability-detection-script
- https://www.vicarius.io/vsociety/posts/cve-2022-41082-microsoft-exchange-server-remote-code-execution-vulnerability-mitigation-script
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-41082
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