CVE-2015-8954

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.86% Top 20%
Vendor Advisory suricata-ids.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://suricata-ids.org/2015/01/15/suricata-2-0-6-available/ release notes vendor advisory
https://redmine.openinfosecfoundation.org/issues/1364 third party advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=777523 third party advisory

Frequently Asked Questions

What is the severity of CVE-2015-8954?
CVE-2015-8954 has been scored as a critical severity vulnerability.
How to fix CVE-2015-8954?
To fix CVE-2015-8954, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-8954 being actively exploited in the wild?
It is possible that CVE-2015-8954 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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