CVE-2016-2377

moderate-risk
Published 2017-01-06

A buffer overflow vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent by the server could potentially result in an out-of-bounds write of one byte. A malicious server can send a negative content-length in response to a HTTP request triggering the vulnerability.

Do I need to act?

~
3.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Products (5)

Affected Vendors

Debian Canonical Pidgin

References (12)

Third Party Advisory http://www.debian.org/security/2016/dsa-3620
Patch http://www.pidgin.im/news/security/?id=93
Third Party Advisory http://www.securityfocus.com/bid/91335
Technical Description http://www.talosintelligence.com/reports/TALOS-2016-0119/
Third Party Advisory http://www.ubuntu.com/usn/USN-3031-1
https://security.gentoo.org/glsa/201701-38
Third Party Advisory http://www.debian.org/security/2016/dsa-3620
Patch http://www.pidgin.im/news/security/?id=93
Third Party Advisory http://www.securityfocus.com/bid/91335
Technical Description http://www.talosintelligence.com/reports/TALOS-2016-0119/
Third Party Advisory http://www.ubuntu.com/usn/USN-3031-1
https://security.gentoo.org/glsa/201701-38
43
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 7/34 · Low
Exposure 12/34 · Low