CVE-2012-4505

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    CVE-2012-4505

    Published: 11 Nov 2012Last Modified: 10 Apr 2026

    Summary:

    Details: Heap-based buffer overflow in the px_pac_reload function in lib/pac.c in libproxy 0.2.x and 0.3.x allows remote servers to have an unspecified impact via a crafted Content-Length size in an HTTP response header for a proxy.pac file request, a different vulnerability than CVE-2012-4504.

    References: http://rhn.redhat.com/errata/RHSA-2012-1461.html, http://secunia.com/advisories/51048, http://secunia.com/advisories/51180, http://secunia.com/advisories/51308, http://www.debian.org/security/2012/dsa-2571, http://www.ubuntu.com/usn/USN-1629-1, https://bugzilla.redhat.com/show_bug.cgi?id=864612, http://lists.opensuse.org/opensuse-updates/2012-10/msg00065.html, http://www.openwall.com/lists/oss-security/2012/10/12/1, http://www.openwall.com/lists/oss-security/2012/10/12/5, http://www.openwall.com/lists/oss-security/2012/10/16/3, http://www.securityfocus.com/bid/55910, https://groups.google.com/forum/?fromgroups=#%21topic/libproxy/VxZ8No7mT0E

    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