Description
Suricata version 4.0.4 incorrectly handles the parsing of the SSH banner. A malformed SSH banner can cause the parsing code to read beyond the allocated data because SSHParseBanner in app-layer-ssh.c lacks a length check.
References (2)
Core 2
Core References
Release Notes, Vendor Advisory x_refsource_confirm
https://suricata-ids.org/2018/07/18/suricata-4-0-5-available/
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/04/msg00010.html
Scores
CVSS v3
7.5
EPSS
0.0041
EPSS Percentile
61.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-125
Status
published
Products (2)
debian/debian_linux
8.0
oisf/suricata
4.0.4
Published
Apr 04, 2019
Tracked Since
Feb 18, 2026