CVE-2018-9261

HIGH

Wireshark 2.2.0-2.2.13 and 2.4.0-2.4.5 - Denial of Service via NBAP Dissector

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4217
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html

Scores

CVSS v3 7.5
EPSS 0.0294
EPSS Percentile 85.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-834
Status published
Products (4)
debian/debian_linux 7.0
debian/debian_linux 8.0
debian/debian_linux 9.0
wireshark/wireshark 2.2.0 - 2.2.13
Published Apr 04, 2018
Tracked Since Feb 18, 2026