CVE-2014-2583

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    CVE-2014-2583

    Published: 10 Apr 2014Last Modified: 16 Apr 2026

    Summary:

    Details: Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to create arbitrary files or possibly bypass authentication via a .. (dot dot) in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value to the check_tty function, which is used by the format_timestamp_name function.

    References: http://secunia.com/advisories/57317, http://www.ubuntu.com/usn/USN-2935-1, http://www.ubuntu.com/usn/USN-2935-2, http://www.ubuntu.com/usn/USN-2935-3, https://security.gentoo.org/glsa/201605-05, https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8, https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8, http://www.openwall.com/lists/oss-security/2014/03/24/5, http://www.openwall.com/lists/oss-security/2014/03/26/10, http://www.openwall.com/lists/oss-security/2014/03/31/6, http://www.securityfocus.com/bid/66493

    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
    CVE-2014-2583 | CVE-DB