The convert-fcrontab program in fcron 3.0.0 might allow local users to gain privileges…
Priority LOW 23Published · 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
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The convert-fcrontab program in fcron 3.0.0 might allow local users to gain privileges via a long command-line argument, which causes Linux glibc to report heap memory corruption, possibly because a strcpy in the strdup2 function can "overwrite some data."
Why it matters now
EPSS 0.00775 56th 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:thibault_godouet:fcron:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Thibault Godouet |
- cpe:2.3:a:thibault_godouet:fcron:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Thibault Godouet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-0539
- 2026-10-03 Alias added: GHSA-gcwv-pr4m-44pc
References
More Thibault Godouet Fcron vulnerabilities
- TI-2004-00936 fcronsighup in Fcron 2.0.1, 2.9.4, and possibly earlier versions allows local users to… CVSS 2.0HIGH 7.2
- TI-2006-00558 convert-fcrontab in Fcron 2.9.5 and 3.0.0 allows remote attackers to create or overwrite… CVSS 2.0MEDIUM 5.0
- TI-2001-00658 Thibault Godouet FCron prior to 1.1.1 allows a local user to corrupt another user's… CVSS 2.0LOW 2.6
- TI-2004-00938 Fcron 2.0.1, 2.9.4, and possibly earlier versions leak file descriptors of open files… CVSS 2.0LOW 2.1
- TI-2004-00937 fcronsighup in Fcron 2.0.1, 2.9.4, and possibly earlier versions allows local users to… CVSS 2.0LOW 2.1
- TI-2004-00935 fcronsighup in Fcron 2.0.1, 2.9.4, and possibly earlier versions allows local users to… CVSS 2.0LOW 2.1
Sources
- CVE-2006-0539 · CVE Program
- CVE-2006-0539 · NVD
- FIRST EPSS
- GHSA-gcwv-pr4m-44pc · 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