CVE-2016-4077

MEDIUM

Description

epan/reassemble.c in TShark in Wireshark 2.0.x before 2.0.3 relies on incorrect special-case handling of truncated Tvb data structures, which allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted packet.

References

http://www.securitytracker.com/id/1035685

http://www.wireshark.org/security/wnpa-sec-2016-20.html

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11799

https://code.google.com/p/google-security-research/issues/detail?id=651

https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=c5b2c1e8f40cee913bd70fcc00284483b3c92fcd

Details

Source: MITRE

Published: 2016-04-25

Updated: 2016-12-03

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 2.2

Severity: MEDIUM