Vulnerability Details : CVE-2011-3184
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.
Vulnerability category: Denial of service
Products affected by CVE-2011-3184
- cpe:2.3:a:pidgin:pidgin:*:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.4:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.6:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.5:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.7:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.8:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.5.9:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.4:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.5:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.0:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.6.6:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.2:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.6:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.7:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.4:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.5:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.3:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.9:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.10:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.8:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.7.11:*:*:*:*:*:*:*
- cpe:2.3:a:pidgin:pidgin:2.8.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-3184
2.69%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-3184
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2011-3184
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-3184
-
http://securitytracker.com/id?1025961
Pidgin Bugs Let Remote Users Deny Service and Potentially Execute Arbitrary Code - SecurityTracker
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/69341
Pidgin MSN protocol denial of service CVE-2011-3184 Vulnerability Report
-
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/064943.html
[SECURITY] Fedora 15 Update: pidgin-2.10.0-1.fc15
-
http://pidgin.im/news/security/?id=54
Pidgin Security AdvisoriesPatch;Vendor Advisory
-
http://www.securityfocus.com/bid/49268
Pidgin Denial of Service and Security Bypass Vulnerabilities
-
https://bugzilla.redhat.com/show_bug.cgi?id=732405
732405 – (CVE-2011-3184) CVE-2011-3184 pidgin: Remote crash in MSN protocol plugin
-
http://developer.pidgin.im/viewmtn/revision/diff/5c2dba4a7e2e76b76e7f472b88953a4316706d43/with/16af0661899a978b4fedc1c165965b85009013d1/libpurple/protocols/msn/httpconn.c
pidgin — BitbucketPatch
-
http://www.openwall.com/lists/oss-security/2011/08/22/4
oss-security - Re: CVE request: Pidgin crash
-
http://www.openwall.com/lists/oss-security/2011/08/22/7
oss-security - Re: CVE request: Pidgin crash
-
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065190.html
[SECURITY] Fedora 14 Update: pidgin-2.10.0-1.fc14
-
http://www.openwall.com/lists/oss-security/2011/08/22/12
oss-security - Re: CVE request: Pidgin crash
-
http://developer.pidgin.im/viewmtn/revision/info/16af0661899a978b4fedc1c165965b85009013d1
pidgin — BitbucketPatch
-
http://www.openwall.com/lists/oss-security/2011/08/22/10
oss-security - Re: CVE request: Pidgin crash
-
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18284
Repository / Oval Repository
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