GNU ed before 0.3 allows local users to overwrite arbitrary files via a symlink attack on…
Priority LOW 21Published · 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
GNU ed before 0.3 allows local users to overwrite arbitrary files via a symlink attack on temporary files, possibly in the open_sbuf function.
Why it matters now
EPSS 0.0039 33rd 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-2006-6939
- 2026-10-03 Alias added: GHSA-q7jc-952h-fjg4
References
More GNU Ed vulnerabilities
- TI-2008-03755 Heap-based buffer overflow in the strip_escapes function in signal.c in GNU ed before 1.0… CVSS 2.0HIGH 9.3
- TI-2017-03392 regex.c in GNU ed before 1.14.1 allows attackers to cause a denial of service (crash) via… CVSS 3.0HIGH 7.5
- TI-2000-01125 GNU ed before 0.2-18.1 allows local users to overwrite the files of other users via a symlink attack. CVSS 2.0MEDIUM 4.6
Sources
- CVE-2006-6939 · CVE Program
- CVE-2006-6939 · NVD
- FIRST EPSS
- GHSA-q7jc-952h-fjg4 · GitHub Advisory Database · CC BY 4.0
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