CVE-2010-4528

    Dashboard / Vulnerabilities / CVE-2010-4528

    CVE-2010-4528

    Published: 7 Jan 2011Last Modified: 10 Apr 2026

    Summary:

    Details: directconn.c in the MSN protocol plugin in libpurple 2.7.6 through 2.7.8 in Pidgin before 2.7.9 allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a short p2pv2 packet in a DirectConnect (aka direct connection) session.

    References: http://secunia.com/advisories/42732, http://secunia.com/advisories/42824, http://secunia.com/advisories/42877, http://www.mandriva.com/security/advisories?name=MDVSA-2010:259, http://www.pidgin.im/news/security/?id=49, http://www.vupen.com/english/advisories/2011/0028, http://www.vupen.com/english/advisories/2011/0054, http://www.vupen.com/english/advisories/2011/0076, http://developer.pidgin.im/viewmtn/revision/diff/e76f4ad4ef2f10588195a0eedc7a08f82062f79c/with/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031/libpurple/protocols/msn/directconn.c, http://developer.pidgin.im/viewmtn/revision/info/aaa07bde3c51d3684391ae6ed86b6dbaeab5d031, http://pidgin.im/pipermail/support/2010-December/009251.html, http://www.openwall.com/lists/oss-security/2010/12/27/1, http://www.openwall.com/lists/oss-security/2010/12/31/5, http://www.pidgin.im/news/security/?id=49, https://bugzilla.redhat.com/show_bug.cgi?id=665421, http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052862.html, http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052905.html, http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00003.html, http://www.securityfocus.com/bid/45581, https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18461

    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-2010-4528 | CVE-DB