CVE-2011-3184

Summary

The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://lists.fedoraproject.org/pipermail/package-announce/2011-August/064943.html
• http://www.openwall.com/lists/oss-security/2011/08/22/10
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18284
• http://developer.pidgin.im/viewmtn/revision/diff/5c2dba4a7e2e76b76e7f472b88953a4316706d43/with/16af0661899a978b4fedc1c165965b85009013d1/libpurple/protocols/msn/httpconn.c
• https://exchange.xforce.ibmcloud.com/vulnerabilities/69341
• http://pidgin.im/news/security/?id=54
• http://secunia.com/advisories/45663
• http://www.openwall.com/lists/oss-security/2011/08/22/4
• http://www.openwall.com/lists/oss-security/2011/08/22/7
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065190.html
• http://secunia.com/advisories/45916
• http://www.openwall.com/lists/oss-security/2011/08/22/12
• https://bugzilla.redhat.com/show_bug.cgi?id=732405
• http://www.securityfocus.com/bid/49268
• http://securitytracker.com/id?1025961
• http://developer.pidgin.im/viewmtn/revision/info/16af0661899a978b4fedc1c165965b85009013d1

References

• http://lists.fedoraproject.org/pipermail/package-announce/2011-August/064943.html
• http://www.openwall.com/lists/oss-security/2011/08/22/10
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18284
• http://developer.pidgin.im/viewmtn/revision/diff/5c2dba4a7e2e76b76e7f472b88953a4316706d43/with/16af0661899a978b4fedc1c165965b85009013d1/libpurple/protocols/msn/httpconn.c
• https://exchange.xforce.ibmcloud.com/vulnerabilities/69341
• http://pidgin.im/news/security/?id=54
• http://secunia.com/advisories/45663
• http://www.openwall.com/lists/oss-security/2011/08/22/4
• http://www.openwall.com/lists/oss-security/2011/08/22/7
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065190.html
• http://secunia.com/advisories/45916
• http://www.openwall.com/lists/oss-security/2011/08/22/12
• https://bugzilla.redhat.com/show_bug.cgi?id=732405
• http://www.securityfocus.com/bid/49268
• http://securitytracker.com/id?1025961
• http://developer.pidgin.im/viewmtn/revision/info/16af0661899a978b4fedc1c165965b85009013d1

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