CVE-2018-9261 Information

Description

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13 the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.

CVSS Vector

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

Reference

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55 https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html https://www.debian.org/security/2018/dsa-4217 https://www.wireshark.org/security/wnpa-sec-2018-18.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5