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CVE-2022-41080: Microsoft Exchange Server Privilege Escalation Vulnerability

criticalknown exploitedpublic exploitCVE-2022-41080
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Microsoft Exchange Server contains an unspecified vulnerability that allows for privilege escalation. This vulnerability is chainable with CVE-2022-41082, which allows for remote code execution.

CSIRTS triage

vendor: Microsoftproduct: Exchange ServerPrivilege escalation
What
An unspecified vulnerability allows for privilege escalation, chainable with another vulnerability for remote code execution.
Who is affected
Users of Microsoft Exchange Server are affected.
Urgency
Immediate action is required as the vulnerability is actively exploited and critical.
Action
Implement the latest security updates from Microsoft.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-01-10
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2022-41080

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2022-41080coverage & exploitation statusNVD · CVE.org

Recent advisories for Microsoft Exchange Server

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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