CVE-2008-4640

    Dashboard / Vulnerabilities / CVE-2008-4640

    CVE-2008-4640

    Published: 21 Oct 2008Last Modified: 10 Apr 2026

    Summary:

    Details: The DoCommand function in jhead.c in Matthias Wandel jhead 2.84 and earlier allows local users to delete arbitrary files via vectors involving a modified input filename in which (1) a final "z" character is replaced by a "t" character or (2) a final "t" character is replaced by a "z" character.

    References: http://www.openwall.com/lists/oss-security/2008/10/16/3, http://www.openwall.com/lists/oss-security/2008/11/26/4, http://www.securityfocus.com/bid/32506, https://bugs.launchpad.net/ubuntu/+source/jhead/+bug/271020

    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