CVE-2010-4707

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    CVE-2010-4707

    Published: 24 Jan 2011Last Modified: 10 Apr 2026

    Summary:

    Details: The check_acl function in pam_xauth.c in the pam_xauth module in Linux-PAM (aka pam) 1.1.2 and earlier does not verify that a certain ACL file is a regular file, which might allow local users to cause a denial of service (resource consumption) via a special file.

    References: http://secunia.com/advisories/49711, http://security.gentoo.org/glsa/glsa-201206-31.xml, http://openwall.com/lists/oss-security/2010/10/03/1, http://git.altlinux.org/people/ldv/packages/?p=pam.git%3Ba=commit%3Bh=Linux-PAM-1_1_2-2-gffe7058c70253d574b1963c7c93002bd410fddc9, http://www.securityfocus.com/bid/46045, https://exchange.xforce.ibmcloud.com/vulnerabilities/65036

    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