CWE
119 476
Advisory Published
Updated

CVE-2009-3083: Buffer Overflow

First published: Tue Sep 08 2009(Updated: )

The msn_slp_sip_recv function in libpurple/protocols/msn/slp.c in the MSN protocol plugin in libpurple in Pidgin before 2.6.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an SLP invite message that lacks certain required fields, as demonstrated by a malformed message from a KMess client.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Libpurple
Pidgin<=2.6.1
Pidgin=2.0.0
Pidgin=2.0.1
Pidgin=2.0.2
Pidgin=2.0.2
Pidgin=2.1.0
Pidgin=2.1.1
Pidgin=2.2.0
Pidgin=2.2.1
Pidgin=2.2.2
Pidgin=2.3.0
Pidgin=2.3.1
Pidgin=2.4.0
Pidgin=2.4.0-32_bit
Pidgin=2.4.1
Pidgin=2.4.1-32_bit
Pidgin=2.4.2
Pidgin=2.4.2-32_bit
Pidgin=2.4.3
Pidgin=2.4.3-32_bit
Pidgin=2.5.0
Pidgin=2.5.0-32_bit
Pidgin=2.5.1
Pidgin=2.5.2
Pidgin=2.5.2-32_bit
Pidgin=2.5.3
Pidgin=2.5.3-32_bit
Pidgin=2.5.4
Pidgin=2.5.4-32_bit
Pidgin=2.5.5
Pidgin=2.5.5-32_bit
Pidgin=2.5.6
Pidgin=2.5.7
Pidgin=2.5.8
Pidgin=2.5.9
Pidgin=2.6.0

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Frequently Asked Questions

  • What is the severity of CVE-2009-3083?

    CVE-2009-3083 is classified as a denial of service vulnerability due to a NULL pointer dereference that can crash the application.

  • How do I fix CVE-2009-3083?

    To fix CVE-2009-3083, upgrade to Pidgin version 2.6.2 or later.

  • Which versions are affected by CVE-2009-3083?

    CVE-2009-3083 affects all versions of Pidgin prior to 2.6.2.

  • What causes the vulnerability CVE-2009-3083?

    CVE-2009-3083 is caused by the msn_slp_sip_recv function failing to properly handle malformed SLP invite messages.

  • Can CVE-2009-3083 be exploited remotely?

    Yes, CVE-2009-3083 can be exploited remotely by sending crafted SLP invite messages.

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