CVE-2006-6772

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    CVE-2006-6772

    Published: 27 Dec 2006Last Modified: 10 Apr 2026

    Summary:

    Details: 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.

    References: http://secunia.com/advisories/23492, http://secunia.com/advisories/23588, http://secunia.com/advisories/23717, http://secunia.com/advisories/23773, http://secunia.com/advisories/23792, http://security.gentoo.org/glsa/glsa-200701-06.xml, http://www.novell.com/linux/security/advisories/2007_05_w3m.html, http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.044.html, http://www.ubuntu.com/usn/usn-399-1, http://www.vupen.com/english/advisories/2006/5164, http://fedoranews.org/cms/node/2415, http://fedoranews.org/cms/node/2416, http://lists.grok.org.uk/pipermail/full-disclosure/2006-December/051457.html, http://securitytracker.com/id?1017440, http://sourceforge.net/tracker/index.php?func=detail&aid=1612792&group_id=39518&atid=425439, http://w3m.cvs.sourceforge.net/%2Acheckout%2A/w3m/w3m/NEWS?revision=1.79, http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?r1=1.249&r2=1.250, http://w3m.cvs.sourceforge.net/w3m/w3m/file.c?view=log, http://www.securityfocus.com/bid/21735, http://www.securityfocus.com/bid/24332, https://exchange.xforce.ibmcloud.com/vulnerabilities/31114, https://exchange.xforce.ibmcloud.com/vulnerabilities/34821

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High