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CVE-2011-3184

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Date: August 29, 2011

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.

Language: C

Severity Score

Related Resources (20)

http://www.openwall.com/lists/oss-security/2011/08/22/10
http://www.openwall.com/lists/oss-security/2011/08/22/4
http://www.openwall.com/lists/oss-security/2011/08/22/12
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065190.html
http://pidgin.im/news/security/?id=54
http://www.securityfocus.com/bid/49268
http://secunia.com/advisories/45916
http://www.openwall.com/lists/oss-security/2011/08/22/7
https://nvd.nist.gov/vuln/detail/CVE-2011-3184
https://bugzilla.redhat.com/show_bug.cgi?id=732405
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18284
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/064943.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-3184
http://secunia.com/advisories/45663
http://developer.pidgin.im/viewmtn/revision/info/16af0661899a978b4fedc1c165965b85009013d1
http://developer.pidgin.im/viewmtn/revision/diff/5c2dba4a7e2e76b76e7f472b88953a4316706d43/with/16af0661899a978b4fedc1c165965b85009013d1/libpurple/protocols/msn/httpconn.c
https://exchange.xforce.ibmcloud.com/vulnerabilities/69341
http://securitytracker.com/id?1025961
https://security-tracker.debian.org/tracker/CVE-2011-3184
https://www.mend.io/vulnerability-database/CVE-2011-3184

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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