Heap-based buffer overflow in the __OLEdecode function in ppthtml 0.5.1 and earlier…
Priority LOW 36CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Heap-based buffer overflow in the __OLEdecode function in ppthtml 0.5.1 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted .ppt file.
Why it matters now
EPSS 0.03482 89th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2013-4565
- 2026-10-03 Alias added: GHSA-mhr8-498r-9j55
References
Sources
- CVE-2013-4565 · CVE Program
- CVE-2013-4565 · NVD
- FIRST EPSS
- GHSA-mhr8-498r-9j55 · GitHub Advisory Database · CC BY 4.0
- CVE-2013-4565 · Red Hat security data · CC BY 4.0
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