What is the CVSS score of CVE-2012-1191?

CVE-2012-1191 has a CVSS 2.0 base score of 6.4 (Medium). CVSS vector: AV:N/AC:L/Au:N/C:N/I:P/A:P. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2012-1191?

Yes, a public proof-of-concept exploit is available for CVE-2012-1191. Prioritise patching immediately. EPSS: 0.5%.

Djbdns CVE-2012-1191

MEDIUM

Improper Input Validation (CWE-20)

2012-02-17 cve@mitre.org

Information Disclosure Djbdns

6.4

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

6.4 MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:L/Au:N/C:N/I:P/A:P

Attack Vector

Network

Attack Complexity

Low

Confidentiality

None

Integrity

Availability

Lifecycle Timeline

CVE Published

Feb 17, 2012 - 22:55 cve.org

MEDIUM 6.4

DescriptionCVE.org

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.

AnalysisAI

The resolver in dnscache in Daniel J. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. 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 include: D.J.Bernstein Djbdns.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.