CVE-2023-21737
High
Published: 10 January 2023
Published
10 January 2023
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.0328
87.5th percentile
Risk Priority
18
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2023-21737 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Microsoft Visio. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 12.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-25904
Vulnerability details
Microsoft Office Visio Remote Code Execution Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
microsoft
365 apps
all versions
microsoft
office
2019
microsoft
office long term servicing channel
2021
microsoft
visio
2013, 2016
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.