VULNERABILITY INTELLIGENCE

CVE-2018-10242

CVSS score7.5 HIGH

EPSS probability1.53%

CISA KEVNot currently listed

Published2019-04-04

Last modified2026-06-17

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

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.

Weakness classification

CWE-125: Out-of-bounds Read

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory