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Test ID:1.3.6.1.4.1.25623.1.0.900940
Category:Denial of Service
Title:Pidgin Multiple Denial Of Service Vulnerabilities (Win)
Summary:Check for the version of Pidgin
Description:
Overview: This host has Pidgin installed and is prone to multiple Denial of
Service vulnerabilities.

Vulnerabilities Insight:
- An error in libpurple/protocols/irc/msgs.c in the IRC protocol plugin in
libpurple can trigger a NULL-pointer dereference when processing TOPIC
messages which lack a topic string.
- An error in the 'msn_slp_sip_recv' function in libpurple/protocols/msn/slp.c
in the MSN protocol can trigger a NULL-pointer dereference via an SLP invite
message missing expected fields.
- An error in the 'msn_slp_process_msg' function in libpurple/protocols/msn/
slpcall.c in the MSN protocol when converting the encoding of a handwritten
message can be exploited by improper utilisation of uninitialised variables.
- An error in the XMPP protocol plugin in libpurple is fails to handle an
error IQ stanza during an attempted fetch of a custom smiley is processed
via XHTML-IM content with cid: images.

Impact:
Attackers can exploit this issue to execute arbitrary code, corrupt memory
and cause the application to crash.

Impact Level: System/Application

Affected Software/OS:
Pidgin version prior to 2.6.2 on Windows.

Fix: Upgrade to Pidgin version 2.6.2
http://pidgin.im/download

References:
http://secunia.com/advisories/36601
http://developer.pidgin.im/ticket/10159
http://www.pidgin.im/news/security/?id=37
http://www.pidgin.im/news/security/?id=38
http://www.pidgin.im/news/security/?id=39
http://www.pidgin.im/news/security/?id=40
Cross-Ref: BugTraq ID: 36277
Common Vulnerability Exposure (CVE) ID: CVE-2009-2703
http://www.securityfocus.com/bid/36277
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:11379
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6435
http://secunia.com/advisories/36601
Common Vulnerability Exposure (CVE) ID: CVE-2009-3083
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:11852
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6322
Common Vulnerability Exposure (CVE) ID: CVE-2009-3084
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6338
Common Vulnerability Exposure (CVE) ID: CVE-2009-3085
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:11223
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6434
CopyrightCopyright (C) 2009 SecPod

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