CVE-2016-2522

MEDIUM

Wireshark - Memory Corruption

Title source: rule

Description

The dissect_ber_constrained_bitstring function in epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 2.0.x before 2.0.2 does not verify that a certain length is nonzero, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted packet.

References (5)

[Patch] https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9b2f3f7c5c9205381cb72e42b66e97d8ed3abf63

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1035118

[Vendor Advisory] http://www.wireshark.org/security/wnpa-sec-2016-02.html

[Exploit, Vendor Advisory] https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11828

[Third Party Advisory] https://security.gentoo.org/glsa/201604-05

Scores

CVSS v3 5.9

EPSS 0.0022

EPSS Percentile 44.0%

Attack Vector NETWORK

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

Classification

CWE

CWE-119

Status draft

Affected Products (2)

wireshark/wireshark

wireshark/wireshark

Timeline

Published Feb 28, 2016

Tracked Since Feb 18, 2026