CVE DATABASE / CVE-2012-2539
CVE-2012-2539
Microsoft Word Remote Code Execution Vulnerability
Confirmed exploited in the wild. Added 2022-03-28.
Federal remediation due 2022-04-18.
Required action: Apply updates per vendor instructions.
Summary
Microsoft Word 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Word Viewer; Office Compatibility Pack SP2 and SP3; and Office Web Apps 2010 SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted RTF data, aka "Word RTF 'listoverridecount' Remote Code Execution Vulnerability."
CVSS 3.1 breakdown
| Base score | 7.8 (HIGH) |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
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References
- http://www.us-cert.gov/cas/techalerts/TA12-346A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-079
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16073
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-2539
Data: NIST NVD + CISA KEV. NVD last modified 2026-04-22. Always verify against the vendor advisory before acting.