CVE-2015-8720 Information

Description

The dissect_ber_GeneralizedTime function in epan/dissectors/packet-ber.c in the BER dissector in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1 improperly checks an sscanf return value which allows remote attackers to cause a denial of service (application crash) via a crafted packet.

CVSS Vector

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

Reference

http://www.debian.org/security/2016/dsa-3505 http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html http://www.securityfocus.com/bid/79814 http://www.securitytracker.com/id/1034551 http://www.wireshark.org/security/wnpa-sec-2015-39.html https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=921bb07115fbffc081ec56a5022b4a9d58db6d39 https://security.gentoo.org/glsa/201604-05

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5