National Cyber-Alert System

Vulnerability Summary for CVE-2006-6772

Overview

Format string vulnerability in the inputAnswer function in file.c in w3m before 0.5.2, when run with the dump or backend option, allows remote attackers to execute arbitrary code via format string specifiers in the Common Name (CN) field of an SSL certificate associated with an https URL.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

Vendor Statements (disclaimer)

Official Statement from Red Hat (03/14/2007)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

References to Advisories, Solutions, and Tools

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External Source: XF

Name: w3m-inputanswer-format-string(34821)

Hyperlink:http://xforce.iss.net/xforce/xfdb/34821

External Source: XF

Name: w3m-certificate-format-string(31114)

Hyperlink:http://xforce.iss.net/xforce/xfdb/31114

External Source: VUPEN

Name: ADV-2006-5164

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2006/5164

External Source: UBUNTU

Name: USN-399-1

Hyperlink:http://www.ubuntu.com/usn/usn-399-1

External Source: BID

Name: 24332

Hyperlink:http://www.securityfocus.com/bid/24332

External Source: BID

Name: 21735

Hyperlink:http://www.securityfocus.com/bid/21735

External Source: OPENPKG

Name: OpenPKG-SA-2006.44

Hyperlink:http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.044.html

External Source: SUSE

Name: SUSE-SA:2007:005

Hyperlink:http://www.novell.com/linux/security/advisories/2007_05_w3m.html

External Source: CONFIRM

Name: http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?view=log

Hyperlink:http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?view=log

External Source: CONFIRM

Name: http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?r1=1.249&r2=1.250

Hyperlink:http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?r1=1.249&r2=1.250

External Source: CONFIRM

Name: http://w3m.cvs.sourceforge.net/*checkout*/w3m/w3m/NEWS?revision=1.79

Hyperlink:http://w3m.cvs.sourceforge.net/%2Acheckout%2A/w3m/w3m/NEWS?revision=1.79

External Source: MISC

Name: http://sourceforge.net/tracker/index.php?func=detail&aid=1612792&group_id=39518&atid=425439

Hyperlink:http://sourceforge.net/tracker/index.php?func=detail&aid=1612792&group_id=39518&atid=425439

External Source: SECTRACK

Name: 1017440

Hyperlink:http://securitytracker.com/id?1017440

External Source: GENTOO

Name: GLSA-200701-06

Hyperlink:http://security.gentoo.org/glsa/glsa-200701-06.xml

External Source: SECUNIA

Name: 23792

Type: Advisory

Hyperlink:http://secunia.com/advisories/23792

External Source: SECUNIA

Name: 23773

Type: Advisory

Hyperlink:http://secunia.com/advisories/23773

External Source: SECUNIA

Name: 23717

Type: Advisory

Hyperlink:http://secunia.com/advisories/23717

External Source: SECUNIA

Name: 23588

Type: Advisory

Hyperlink:http://secunia.com/advisories/23588

External Source: SECUNIA

Name: 23492

Type: Advisory

Hyperlink:http://secunia.com/advisories/23492

External Source: FULLDISC

Name: 20061225 w3m format string bug

Hyperlink:http://lists.grok.org.uk/pipermail/full-disclosure/2006-December/051457.html

External Source: FEDORA

Name: FEDORA-2007-078

Hyperlink:http://fedoranews.org/cms/node/2416

External Source: FEDORA

Name: FEDORA-2007-077

Hyperlink:http://fedoranews.org/cms/node/2415