Upstream information

CVE-2018-10242 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having low severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
SUSE Bugzilla entry: 1131654 [RESOLVED / WONTFIX]

No SUSE Security Announcements cross referenced.