Vulnerability details

CVE-2012-2539

Actively exploited

Microsoft Word

CVSS 3.1

7.8High

Official description

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 scores

Score	Version	Source	Vector
7.8High	3.1	CISA ADP / Vulnrichment (CISA-ADP)	`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
No product information recorded.

References and advisories

http://www.us-cert.gov/cas/techalerts/TA12-346A.html third-party-advisoryx_refsource_CERT
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-079 vendor-advisoryx_refsource_MS
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16073 vdb-entrysignaturex_refsource_OVAL
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-2539 government-resource

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Details

Published: 2012-12-12
Last updated: 2025-10-22
State: Published
Assigner (CNA): microsoft
Kolun priority: 76 · High

CISA KEV catalog

Date added: 2022-03-28
Due date: 2022-04-18
Used in ransomware: Unknown

Exploit prediction (EPSS)

53.03%

Probability of exploitation in 30 days

98.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Active
Technical impact: Total

Weaknesses (CWE)

CWE-787
Out-of-bounds Write