#VU32781 Buffer overflow in Pidgin - CVE-2012-3374

Vulnerability identifier: #VU32781

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2012-3374

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Pidgin
Client/Desktop applications / Messaging software

Vendor: pidgin.im

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Buffer overflow in markup.c in the MXit protocol plugin in libpurple in Pidgin before 2.10.5 allows remote attackers to execute arbitrary code via a crafted inline image in a message.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Pidgin: 2.10.0 - 2.10.4

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External links
https://hg.pidgin.im/pidgin/main/rev/ded93865ef42
https://lists.opensuse.org/opensuse-security-announce/2012-07/msg00009.html
https://rhn.redhat.com/errata/RHSA-2012-1102.html
https://secunia.com/advisories/50005
https://www.mandriva.com/security/advisories?name=MDVSA-2012:105
https://www.pidgin.im/news/security/index.php?id=64
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17678

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.