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Intelligence Center » Browse All Vulnerabilities » CVE-2011-4096

Overview

Vulnerability Score 5.0 5.0
CVE Id CVE-2011-4096
Last Modified 01 Feb 2012 11:08:25
Published 17 Nov 2011 02:55:01
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE

CVE-2011-4096

Summary

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.

Vulnerable Systems

Application

  • Squid-cache Squid 3.0

  • Squid-cache Squid 3.0.stable1

  • Squid-cache Squid 3.0.stable10

  • Squid-cache Squid 3.0.stable11

  • Squid-cache Squid 3.0.stable12

  • Squid-cache Squid 3.0.stable13

  • Squid-cache Squid 3.0.stable14

  • Squid-cache Squid 3.0.stable15

  • Squid-cache Squid 3.0.stable16

  • Squid-cache Squid 3.0.stable17

  • Squid-cache Squid 3.0.stable18

  • Squid-cache Squid 3.0.stable19

  • Squid-cache Squid 3.0.stable2

  • Squid-cache Squid 3.0.stable20

  • Squid-cache Squid 3.0.stable21

  • Squid-cache Squid 3.0.stable22

  • Squid-cache Squid 3.0.stable23

  • Squid-cache Squid 3.0.stable24

  • Squid-cache Squid 3.0.stable25

  • Squid-cache Squid 3.0.stable3

  • Squid-cache Squid 3.0.stable4

  • Squid-cache Squid 3.0.stable5

  • Squid-cache Squid 3.0.stable6

  • Squid-cache Squid 3.0.stable7

  • Squid-cache Squid 3.0.stable8

  • Squid-cache Squid 3.0.stable9

  • Squid-cache Squid 3.1

  • Squid-cache Squid 3.1.0.1

  • Squid-cache Squid 3.1.0.10

  • Squid-cache Squid 3.1.0.11

  • Squid-cache Squid 3.1.0.12

  • Squid-cache Squid 3.1.0.13

  • Squid-cache Squid 3.1.0.14

  • Squid-cache Squid 3.1.0.15

  • Squid-cache Squid 3.1.0.16

  • Squid-cache Squid 3.1.0.17

  • Squid-cache Squid 3.1.0.18

  • Squid-cache Squid 3.1.0.2

  • Squid-cache Squid 3.1.0.3

  • Squid-cache Squid 3.1.0.4

  • Squid-cache Squid 3.1.0.5

  • Squid-cache Squid 3.1.0.6

  • Squid-cache Squid 3.1.0.7

  • Squid-cache Squid 3.1.0.8

  • Squid-cache Squid 3.1.0.9

  • Squid-cache Squid 3.1.1

  • Squid-cache Squid 3.1.10

  • Squid-cache Squid 3.1.11

  • Squid-cache Squid 3.1.12

  • Squid-cache Squid 3.1.13

  • Squid-cache Squid 3.1.14

  • Squid-cache Squid 3.1.15

  • Squid-cache Squid 3.1.2

  • Squid-cache Squid 3.1.3

  • Squid-cache Squid 3.1.4

  • Squid-cache Squid 3.1.5

  • Squid-cache Squid 3.1.5.1

  • Squid-cache Squid 3.1.6

  • Squid-cache Squid 3.1.7

  • Squid-cache Squid 3.1.8

  • Squid-cache Squid 3.1.9


References

CONFIRM - http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.html

SECTRACK - 1026265

MLIST - [oss-security] 20111031 Re: CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record

MLIST - [oss-security] 20111031 CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-record

SECUNIA - 46609

MISC - http://bugs.squid-cache.org/show_bug.cgi?id=3237#c12

MANDRIVA - MDVSA-2011:193

REDHAT - RHSA-2011:1791

SECUNIA - 47459

Related Patches

Novell SUSE 2011:5583 squid3 security update for SLES 11 SP1 i586

Novell SUSE 2011:5583 squid3 security update for SLES 11 SP1 x86_64


Last Updated: 27 May 2016 10:58:00