CVE-2011-4096

MediumCVSS 5.0/10Last modified Jun 16, 2026

Description

The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.

Metrics

CVSS 2.0 5.0/10AV:N/AC:L/Au:N/C:N/I:N/A:P

Weakness enumeration

CWE-399

Affected software

No affected versions have been published.

Timeline

Published: Nov 17, 2011
Last modified: Jun 16, 2026
NVD status: Modified

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