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    CVE-2009-2703

    libpurple/protocols/irc/msgs.c in the IRC protocol plugin in libpurple in Pidgin before 2.6.2 allows remote IRC servers to cause a denial of service (NULL pointer dereference and application crash) via a TOPIC message that lacks a topic string.

    Published:Sep 3, 2009
    Last Modified:Apr 23, 2026
    EPS:Sep 8, 2009
    EPSS Score:0.00643
    CVSS Score:5

    Affected Products

    Vendor
    Pidgin
    Product
    Libpurple
    Vendor
    Pidgin
    Product
    Pidgin
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Related CVEs

    CVE-2011-3594 (CVSS 4.3) — The g_markup_escape_text function in the SILC protocol plug-in in libpurple 2.10.0 and earlier, as used in Pid…
    CVE-2011-2943 (CVSS 4.3) — The irc_msg_who function in msgs.c in the IRC protocol plugin in libpurple 2.8.0 through 2.9.0 in Pidgin befor…
    CVE-2010-4528 (CVSS 4) — directconn.c in the MSN protocol plugin in libpurple 2.7.6 through 2.7.8 in Pidgin before 2.7.9 allows remote …
    CVE-2009-3084 (CVSS 5) — The msn_slp_process_msg function in libpurple/protocols/msn/slpcall.c in the MSN protocol plugin in libpurple …
    CVE-2009-3085 (CVSS 5) — The XMPP protocol plugin in libpurple in Pidgin before 2.6.2 does not properly handle an error IQ stanza durin…
    CVE-2009-3083 (CVSS 5) — The msn_slp_sip_recv function in libpurple/protocols/msn/slp.c in the MSN protocol plugin in libpurple in Pidg…

    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