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CVE-2023-21715: Microsoft Office Publisher Security Feature Bypass Vulnerability

criticalknown exploitedCVE-2023-21715
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 Office Publisher contains a security feature bypass vulnerability that allows for a local, authenticated attack on a targeted system.

CSIRTS triage

vendor: Microsoftproduct: Office PublisherAuthentication bypass
What
Office Publisher contains a security feature bypass vulnerability that allows for a local, authenticated attack on a targeted system.
Who is affected
Authenticated users of Microsoft Office Publisher.
Urgency
Immediate action is required as the vulnerability is actively exploited and critical in severity.
Action
Update to the latest version of Microsoft Office Publisher.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-02-14
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-21715

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-2023-21715coverage & exploitation statusNVD · CVE.org

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