CVE-2015-8954 Information

Description

The MemcmpLowercase function in Suricata before 2.0.6 improperly excludes the first byte from comparisons which might allow remote attackers to bypass intrusion-prevention functionality via a crafted HTTP request.

CVSS Vector

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

Reference

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=777523 https://redmine.openinfosecfoundation.org/issues/1364 https://suricata-ids.org/2015/01/15/suricata-2-0-6-available/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8