CVE-2013-2207

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    CVE-2013-2207

    Published: 9 Oct 2013Last Modified: 16 Apr 2026

    Summary:

    Details: pt_chown in GNU C Library (aka glibc or libc6) before 2.18 does not properly check permissions for tty files, which allows local users to change the permission on the files and obtain access to arbitrary pseudo-terminals by leveraging a FUSE file system.

    References: http://secunia.com/advisories/55113, http://www.mandriva.com/security/advisories?name=MDVSA-2013:283, http://www.ubuntu.com/usn/USN-2985-1, http://www.ubuntu.com/usn/USN-2985-2, https://security.gentoo.org/glsa/201503-04, https://bugzilla.redhat.com/show_bug.cgi?id=976408, https://sourceware.org/bugzilla/show_bug.cgi?id=15755, http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html, http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html, https://sourceware.org/ml/libc-alpha/2013-08/msg00160.html

    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-2013-2207 | CVE-DB