The resolver in dnscache in Daniel J.
Priority LOW 32CWE-20Published · 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 · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The resolver in dnscache in Daniel J. Bernstein djbdns 1.05 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.
Why it matters now
EPSS 0.01794 78th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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:d.j.bernstein:djbdns:1.05:*:*:*:*:*:*:* | 1.05 | Vulnerable | D.j.bernstein |
- cpe:2.3:a:d.j.bernstein:djbdns:1.05:*:*:*:*:*:*:* Versions 1.05 Vulnerable ·D.j.bernstein
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-1191
- 2026-10-03 Alias added: GHSA-xp3x-24fv-qfpm
References
More D.j.bernstein Djbdns vulnerabilities
- TI-2009-00816 The response_addname function in response.c in Daniel J. CVSS 2.0MEDIUM 5.8
- TI-2008-04189 dnscache in Daniel J. CVSS 2.0MEDIUM 6.4
Sources
- CVE-2012-1191 · CVE Program
- CVE-2012-1191 · NVD
- FIRST EPSS
- GHSA-xp3x-24fv-qfpm · GitHub Advisory Database · CC BY 4.0
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