Security readout for executives and security teams
CVE-2013-1331 is a memory corruption flaw in older Microsoft Office versions. A malicious Office document containing crafted PNG data could let an attacker run code after a user opens it. CISA KEV indicates known exploitation, making any remaining legacy Office exposure business-relevant. Exposure is most likely on legacy endpoints still running Microsoft Office 2003 SP3 or Office 2011 for Mac. Systems that open externally supplied Office documents are higher concern. The provided affected-product list is incomplete, so asset inventory must confirm actual installations. Treat as high priority if legacy Office remains in the environment. Known exploitation and arbitrary code execution justify rapid inventory, patch verification, and retirement planning, especially for users handling external documents. Mitigation focus: Find endpoints running Office 2003 SP3 or Office 2011 for Mac.; Review and apply Microsoft MS13-051 guidance where applicable.; Retire unsupported Office versions where updates are unavailable..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookupExecution behavior lookup
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Open ATT&CK lookupCVE-2013-1331 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
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CISA KEV status
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- oval:org.mitre.oval:def:16713CVE reference · vdb-entry, signature
- oval:org.mitre.oval:def:16732CVE reference · vdb-entry, signature
- MS13-051CVE reference · vendor-advisory, x_refsource_MS
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-1331CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.