Buffer overflow in CrackLib 2.5 may allow local users to gain root privileges via a long GECOS field.
Priority LOW 32Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in CrackLib 2.5 may allow local users to gain root privileges via a long GECOS field.
Why it matters now
EPSS 0.00434 37th 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
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:alec_muffet:cracklib:2.5:*:*:*:*:*:*:* | 2.5 | Vulnerable | Alec Muffet |
- cpe:2.3:a:alec_muffet:cracklib:2.5:*:*:*:*:*:*:* Versions 2.5 Vulnerable ·Alec Muffet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-1999-1140
- 2026-10-03 Alias added: GHSA-6qm9-vcp5-gmgw
References
Patch 1
Sources
- CVE-1999-1140 · CVE Program
- CVE-1999-1140 · NVD
- FIRST EPSS
- GHSA-6qm9-vcp5-gmgw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences