Buffer overflow in Microsoft Office
CVE-2013-1331
Buffer overflow in Microsoft Office 2003 SP3 and Office 2011 for Mac allows remote attackers to execute arbitrary code via crafted PNG data in an Office document, leading to improper memory allocation, aka "Office Buffer Overflow Vulnerabi…
Vulnerability class: Buffer Overflow
EPSS: 0.819 (99.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 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.
Affected products
- Microsoft Office — versions 2003, 2011
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- secure@microsoft.com (Broken Link, signature, x_refsource_OVAL, vdb-entry)
- secure@microsoft.com (US Government Resource, Third Party Advisory, x_refsource_CERT, third-party-advisory)
- secure@microsoft.com (Broken Link, signature, x_refsource_OVAL, vdb-entry)
- secure@microsoft.com (x_refsource_MS, vendor-advisory, Patch, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2013-1331?
- CVE-2013-1331 is a high-severity vulnerability in Microsoft Office, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2013-06-12.
- How severe is CVE-2013-1331?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2013-1331 known to be exploited?
- Yes. CVE-2013-1331 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.