CVE-2011-4096

Published: Nov 17, 2011Modified: Apr 29, 2026

5.0

Vector

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

Exploitability: 10.0 / Impact: 2.9

Source: NVD

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.

Affected (87)

Products: Squid Cache: Squid

Squid Cache

1 product

Squid

Configuration A

87 vulnerable

Vulnerable Software	Affected Versions
Squid Cache Squid	Up to 3.1.15
Squid Cache Squid	Version 3.0.stable10
Squid Cache Squid	Version 3.0.stable11
Squid Cache Squid	Version 3.0.stable11 rc1
Squid Cache Squid	Version 3.0.stable12
Squid Cache Squid	Version 3.0.stable13
Squid Cache Squid	Version 3.0.stable14
Squid Cache Squid	Version 3.0.stable15
Squid Cache Squid	Version 3.0.stable16
Squid Cache Squid	Version 3.0.stable16 rc1
Squid Cache Squid	Version 3.0.stable17
Squid Cache Squid	Version 3.0.stable18
Squid Cache Squid	Version 3.0.stable19
Squid Cache Squid	Version 3.0.stable1
Squid Cache Squid	Version 3.0.stable20
Squid Cache Squid	Version 3.0.stable21
Squid Cache Squid	Version 3.0.stable22
Squid Cache Squid	Version 3.0.stable23
Squid Cache Squid	Version 3.0.stable24
Squid Cache Squid	Version 3.0.stable25
Squid Cache Squid	Version 3.0.stable2
Squid Cache Squid	Version 3.0.stable3
Squid Cache Squid	Version 3.0.stable4
Squid Cache Squid	Version 3.0.stable5
Squid Cache Squid	Version 3.0.stable6
Squid Cache Squid	Version 3.0.stable7
Squid Cache Squid	Version 3.0.stable8
Squid Cache Squid	Version 3.0.stable9
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0
Squid Cache Squid	Version 3.0 rc1
Squid Cache Squid	Version 3.0 rc4
Squid Cache Squid	Version 3.1.0.10
Squid Cache Squid	Version 3.1.0.11
Squid Cache Squid	Version 3.1.0.12
Squid Cache Squid	Version 3.1.0.13
Squid Cache Squid	Version 3.1.0.14
Squid Cache Squid	Version 3.1.0.15
Squid Cache Squid	Version 3.1.0.16
Squid Cache Squid	Version 3.1.0.17
Squid Cache Squid	Version 3.1.0.18
Squid Cache Squid	Version 3.1.0.1
Squid Cache Squid	Version 3.1.0.2
Squid Cache Squid	Version 3.1.0.3
Squid Cache Squid	Version 3.1.0.4
Squid Cache Squid	Version 3.1.0.5
Squid Cache Squid	Version 3.1.0.6
Squid Cache Squid	Version 3.1.0.7
Squid Cache Squid	Version 3.1.0.8
Squid Cache Squid	Version 3.1.0.9
Squid Cache Squid	Version 3.1.10
Squid Cache Squid	Version 3.1.11
Squid Cache Squid	Version 3.1.12
Squid Cache Squid	Version 3.1.13
Squid Cache Squid	Version 3.1.14
Squid Cache Squid	Version 3.1.1
Squid Cache Squid	Version 3.1.2
Squid Cache Squid	Version 3.1.3
Squid Cache Squid	Version 3.1.4
Squid Cache Squid	Version 3.1.5.1
Squid Cache Squid	Version 3.1.5
Squid Cache Squid	Version 3.1.6
Squid Cache Squid	Version 3.1.7
Squid Cache Squid	Version 3.1.8
Squid Cache Squid	Version 3.1.9
Squid Cache Squid	Version 3.1