CVE-2018-9258

HIGH

Wireshark 2.4.0-2.4.5 - Denial of Service in TCP Dissector

Title source: llm
STIX 2.1

Description

In Wireshark 2.4.0 to 2.4.5, the TCP dissector could crash. This was addressed in epan/dissectors/packet-tcp.c by preserving valid data sources.

References (4)

Core 4
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/05/msg00019.html
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14472

Scores

CVSS v3 7.5
EPSS 0.0069
EPSS Percentile 72.0%
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-20
Status published
Products (2)
debian/debian_linux 7.0
wireshark/wireshark 2.4.0 - 2.4.5
Published Apr 04, 2018
Tracked Since Feb 18, 2026