CVEvulnerability
CVE-2012-1192
6.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2012-02-17
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 6.4 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:P
Description
The resolver in Unbound before 1.4.11 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 configurations
• unbound unbound (<= 1.4.10)
• unbound unbound 0.0
• unbound unbound 0.1
• unbound unbound 0.2
• unbound unbound 0.3
• unbound unbound 0.4
• unbound unbound 0.5
• unbound unbound 0.6
• unbound unbound 0.7
• unbound unbound 0.7.1
• unbound unbound 0.7.2
• unbound unbound 0.8
• unbound unbound 0.9
• unbound unbound 0.10
• unbound unbound 0.11
• unbound unbound 1.0.0
• unbound unbound 1.0.1
• unbound unbound 1.0.2
• unbound unbound 1.1.0
• unbound unbound 1.1.1
• unbound unbound 1.2.0
• unbound unbound 1.2.1
• unbound unbound 1.3.0
• unbound unbound 1.3.1
• unbound unbound 1.3.2
• unbound unbound 1.3.3
• unbound unbound 1.3.4
• unbound unbound 1.4.0
• unbound unbound 1.4.1
• unbound unbound 1.4.2
• unbound unbound 1.4.3
• unbound unbound 1.4.4
• unbound unbound 1.4.5
• unbound unbound 1.4.6
• unbound unbound 1.4.7
• unbound unbound 1.4.8
• unbound unbound 1.4.9