Vulnerability CVE-2013-4115
Published: 2013-08-09   Modified: 2013-08-10

Description:
Buffer overflow in the idnsALookup function in dns_internal.cc in Squid 3.2 through 3.2.11 and 3.3 through 3.3.6 allows remote attackers to cause a denial of service (memory corruption and server termination) via a long name in a DNS lookup request.

See advisories in our WLB2 database:
Topic
Author
Date
High
SQUID 3.3.6 buffer overflow in HTTP request handling
Nathan Hoad
11.07.2013

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Squid-cache -> Squid 
Opensuse -> Opensuse 
Novell -> Opensuse 

 References:
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00024.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00025.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00030.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00032.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00033.html
http://www.openwall.com/lists/oss-security/2013/07/11/8
http://www.securityfocus.com/bid/61111
http://www.squid-cache.org/Advisories/SQUID-2013_2.txt
http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9200.patch
http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10487.patch
http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11823.patch
http://www.squid-cache.org/Versions/v3/3.3/changesets/squid-3.3-12587.patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/85564
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