What’s Vulnerable › Vulnerabilities

CVE-2012-1191

• Severity: medium (CVSS 6.4 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2012-02-17 · updated 2026-06-16
• Weakness: CWE-20

Description

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.

Affected products

• D.J.Bernstein Djbdns: 1.05

References

• https://www.isc.org/files/imce/ghostdomain_camera.pdf
• https://www.isc.org/files/imce/ghostdomain_camera.pdf

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