Format string vulnerability in talkd in OpenBSD and possibly other BSD-based OSes allows…
Priority MEDIUM 50Published · 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
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Format string vulnerability in talkd in OpenBSD and possibly other BSD-based OSes allows remote attackers to execute arbitrary commands via a user name that contains format characters.
Why it matters now
EPSS 0.04561 91st 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 · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:openbsd:openbsd:2.3:*:*:*:*:*:*:* | 2.3 | Vulnerable | OpenBSD |
| cpe:2.3:o:openbsd:openbsd:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | OpenBSD |
| cpe:2.3:o:openbsd:openbsd:2.5:*:*:*:*:*:*:* | 2.5 | Vulnerable | OpenBSD |
| cpe:2.3:o:openbsd:openbsd:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | OpenBSD |
| cpe:2.3:o:openbsd:openbsd:2.7:*:*:*:*:*:*:* | 2.7 | Vulnerable | OpenBSD |
| cpe:2.3:o:redhat:linux:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:5.2:*:alpha:*:*:*:*:* | 5.2 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:5.2:*:i386:*:*:*:*:* | 5.2 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:linux:5.2:*:sparc:*:*:*:*:* | 5.2 | Vulnerable | Red Hat |
- cpe:2.3:o:openbsd:openbsd:2.3:*:*:*:*:*:*:* Versions 2.3 Vulnerable ·OpenBSD
- cpe:2.3:o:openbsd:openbsd:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·OpenBSD
- cpe:2.3:o:openbsd:openbsd:2.5:*:*:*:*:*:*:* Versions 2.5 Vulnerable ·OpenBSD
- cpe:2.3:o:openbsd:openbsd:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·OpenBSD
- cpe:2.3:o:openbsd:openbsd:2.7:*:*:*:*:*:*:* Versions 2.7 Vulnerable ·OpenBSD
- cpe:2.3:o:redhat:linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:5.2:*:alpha:*:*:*:*:* Versions 5.2 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:5.2:*:i386:*:*:*:*:* Versions 5.2 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:linux:5.2:*:sparc:*:*:*:*:* Versions 5.2 Vulnerable ·Red Hat
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2000-1010
- 2026-10-03 Alias added: GHSA-pjfm-8j94-x5vc
References
—
Sources
- CVE-2000-1010 · CVE Program
- CVE-2000-1010 · NVD
- FIRST EPSS
- GHSA-pjfm-8j94-x5vc · GitHub Advisory Database · CC BY 4.0
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