CVE-2015-1641: Microsoft Office Memory Corruption Vulnerability
Vulnerability summary
CVE-2015-1641 is a high (CVSS 9.3) Out-of-bounds Write vulnerability in Microsoft Office. It is known to be exploited: CISA lists it, first on 03-11-2021. EPSS estimates a 97.25% chance of exploitation in the next 30 days, higher than 99.8% of scored vulnerabilities.
Timeline
- 14-04-2015PublishedVulnerability first disclosed.
- 03-11-2021Added to CISA KEVMicrosoft Office Memory Corruption Vulnerability
- 03-05-2022CISA remediation dueApply updates per vendor instructions.
- 21-10-2025Last modifiedVulnerability information updated.
Description
Microsoft Word 2007 SP3, Office 2010 SP2, Word 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Word for Mac 2011, Office Compatibility Pack SP3, Word Automation Services on SharePoint Server 2010 SP2 and 2013 SP1, and Office Web Apps Server 2010 SP2 and 2013 SP1 allow remote attackers to execute arbitrary code via a crafted RTF document, aka "Microsoft Office Memory Corruption Vulnerability."
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
97.25%
Chance of exploitation in the next 30 days
Percentile
100%
Versus all other CVEs
30-day change
+0.55 pp
From 96.70% on 18-09-2026
Known exploited
Compare KEV catalogs
CISA KEVListed- Added
- 03-11-2021
- Federal due date
- 03-05-2022
CISA required action
Apply updates per vendor instructions. nvd.nist.gov/vuln/detail/CVE-2015-1641
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft6 products
- office2010:sp2
- office_compatibility_packna
- office_web_apps2010:sp2 | 2013:sp1
- outlook2011
- sharepoint_server2010:sp2 | 2013:sp1
1 vendor · 6 products
References
4 links
docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-033Vendor AdvisoryX Refsource MSPatch- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1641Government ResourceUS Government Resource