CVE-2016-7176

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-09-09 · updated 2026-06-17
Weakness: CWE-119

Description

epan/dissectors/packet-h225.c in the H.225 dissector in Wireshark 2.x before 2.0.6 calls snprintf with one of its input buffers as the output buffer, which allows remote attackers to cause a denial of service (copy overlap and application crash) via a crafted packet.

Affected products

Debian Linux: 8.0
Wireshark Foundation Wireshark: 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5

References

http://www.debian.org/security/2016/dsa-3671
http://www.securitytracker.com/id/1036760
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12700
https://code.wireshark.org/review/16852
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6d8261994bb928b7e80e3a2478a3d939ea1ef373
https://www.wireshark.org/security/wnpa-sec-2016-51.html
http://www.debian.org/security/2016/dsa-3671
http://www.securitytracker.com/id/1036760
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12700
https://code.wireshark.org/review/16852
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=6d8261994bb928b7e80e3a2478a3d939ea1ef373
https://www.wireshark.org/security/wnpa-sec-2016-51.html

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