Stack-based buffer overflow in Gadu-Gadu 7.20 allows remote attackers to cause a denial…
Priority LOW 39Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Stack-based buffer overflow in Gadu-Gadu 7.20 allows remote attackers to cause a denial of service (crash) via an image filename between exactly 192 to 200 characters, which does not account for the "imgcache\" string that is added to the end of the buffer.
Why it matters now
EPSS 0.0234 83rd percentileScored 2026-11-07
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.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-3891
- 2026-10-03 Alias added: GHSA-jvhq-rf2r-p93j
References
More Gadu-gadu Instant Messenger vulnerabilities
- TI-2004-01125 Stack-based buffer overflow in the code that sends images in Gadu-Gadu allows remote… CVSS 2.0HIGH 10.0
- TI-2004-01552 Heap-based buffer overflow in the image sending feature in Gadu-Gadu 6.0 build 149 allows… CVSS 2.0HIGH 7.5
- TI-2005-03684 Gadu-Gadu 7.20 allows remote attackers to cause a denial of service (crash and… CVSS 2.0HIGH 7.8
- TI-2005-03682 Memory leak in Gadu-Gadu 7.20 allows remote attackers to cause a denial of service via… CVSS 2.0HIGH 7.8
- TI-2004-01122 Cross-site scripting vulnerability in the parser for Gadu-Gadu allows remote attackers to… CVSS 2.0HIGH 7.5
- TI-2005-03681 Gadu-Gadu 7.20 does not properly handle MS-DOS device names in filenames, which allows… CVSS 2.0MEDIUM 5.4
Sources
- CVE-2005-3891 · CVE Program
- CVE-2005-3891 · NVD
- FIRST EPSS
- GHSA-jvhq-rf2r-p93j · GitHub Advisory Database · CC BY 4.0
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