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    CVE-2010-3853

    pam_namespace.c in the pam_namespace module in Linux-PAM (aka pam) before 1.1.3 uses the environment of the invoking application or service during execution of the namespace.init script, which might allow local users to gain privileges by running a setuid program that relies on the pam_namespace PAM check, as demonstrated by the sudo program.

    Published:Oct 22, 2010
    Last Modified:Apr 11, 2025
    EPS:Jan 24, 2011
    EPSS Score:0.0013
    CVSS Score:6.9

    Affected Products

    Vendor
    Linux-pam
    Product
    Linux-pam
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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-2014-2583 (CVSS 5.8) — Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka…
    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-2010-4706 (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://lists.vmware.com/pipermail/security-announce/2011/000126.html
    http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/modules/pam_namespace/pam_namespace.c?view=log#rev1.13
    http://secunia.com/advisories/49711
    http://security.gentoo.org/glsa/glsa-201206-31.xml
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:220
    http://www.redhat.com/support/errata/RHSA-2010-0819.html
    http://www.redhat.com/support/errata/RHSA-2010-0891.html
    http://www.securityfocus.com/archive/1/516909/100/0/threaded
    http://www.vmware.com/security/advisories/VMSA-2011-0004.html
    http://www.vupen.com/english/advisories/2011/0606
    https://bugzilla.redhat.com/show_bug.cgi?id=643043
    http://lists.vmware.com/pipermail/security-announce/2011/000126.html
    http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/modules/pam_namespace/pam_namespace.c?view=log#rev1.13
    http://secunia.com/advisories/49711
    http://security.gentoo.org/glsa/glsa-201206-31.xml
    http://www.mandriva.com/security/advisories?name=MDVSA-2010:220
    http://www.redhat.com/support/errata/RHSA-2010-0819.html
    http://www.redhat.com/support/errata/RHSA-2010-0891.html
    http://www.securityfocus.com/archive/1/516909/100/0/threaded
    http://www.vmware.com/security/advisories/VMSA-2011-0004.html
    http://www.vupen.com/english/advisories/2011/0606
    https://bugzilla.redhat.com/show_bug.cgi?id=643043

    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