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    CVE-2014-2583

    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.

    Published:Mar 24, 2014
    Last Modified:Apr 12, 2025
    EPS:Apr 10, 2014
    EPSS Score:0.0069
    CVSS Score:5.8

    Affected Products

    Vendor
    Linux-pam
    Product
    Linux-pam

    Exploits

    https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8https://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8

    Related CVEs

    CVE-2026-54411 (CVSS 6.9) — Linux-PAM through 1.7.2 contains an observable timing discrepancy (CWE-208) in the pam_userdb module's plainte…
    CVE-2024-10041 (CVSS 4.7) — A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger t…
    CVE-2024-22365 (CVSS 5.5) — linux-pam (aka Linux PAM) before 1.6.0 allows attackers to cause a denial of service (blocked login process) v…
    CVE-2022-28321 (CVSS 9.8) — The Linux-PAM package before 1.5.2-6.1 for openSUSE Tumbleweed allows authentication bypass for SSH logins. Th…
    CVE-2020-27780 (CVSS 9.8) — A flaw was found in Linux-Pam in versions prior to 1.5.1 in the way it handle empty passwords for non-existing…
    CVE-2015-3238 (CVSS 6.5) — The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable t…
    CVE-2011-3148 (CVSS 4.6) — Stack-based buffer overflow in the _assemble_line function in modules/pam_env/pam_env.c in Linux-PAM (aka pam)…
    CVE-2011-3149 (CVSS 2.1) — The _expand_arg function in the pam_env module (modules/pam_env/pam_env.c) in Linux-PAM (aka pam) before 1.1.5…
    CVE-2010-3853 (CVSS 6.9) — pam_namespace.c in the pam_namespace module in Linux-PAM (aka pam) before 1.1.3 uses the environment of the in…
    CVE-2010-4706 (CVSS 4.9) — The pam_sm_close_session function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) 1.1.2 and earl…

    References

    http://secunia.com/advisories/57317
    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
    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://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
    https://security.gentoo.org/glsa/201605-05
    http://secunia.com/advisories/57317
    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
    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://git.fedorahosted.org/cgit/linux-pam.git/commit/?id=Linux-PAM-1_1_8-32-g9dcead8
    https://security.gentoo.org/glsa/201605-05

    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