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

CVE-2023-21715 · Severity: critical · CVSS 7.3 · Exploited in the wild · Published 2023-02-14

Microsoft Office Publisher contains a security feature bypass vulnerability that allows a local, authenticated attacker to bypass security restrictions. The vulnerability requires user interaction and can lead to a high impact on confidentiality, integrity, and availability.

Technologies: Microsoft Office. Vendors: Microsoft.

Quick answers

Is CVE-2023-21715 exploited in the wild?
Yes. CVE-2023-21715 is known to be exploited in the wild, first recorded on 14 February 2023. Treat it as urgent.
How severe is CVE-2023-21715?
Critical severity, with a CVSS score of 7.3, published 14 February 2023.
Which products and versions are affected?
Microsoft Publisher; Microsoft 365 Apps for Enterprise.
Is there a fix for CVE-2023-21715?
A patch was published on 2023-02-14. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2023-21715 attacked?
It is attacked with local access, in a network appliance.
Am I affected by CVE-2023-21715?
Check whether you run Microsoft Office. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Microsoft Publisher
  • Microsoft 365 Apps for Enterprise

Timeline

  • 2023-02-14: disclosed
  • 2023-02-14: patched
  • 2023-02-14: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2023-02-14: exploited: Reported as exploited in the wild at time of publication.

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