CVE•Published 2017-03-20•Modified 2026-05-13•1 article on news•5 live references•NVD data

CVE-2015-8954Openinfosecfoundation · Suricata

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

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

EPSS percentile

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Weaknesses (CWE)

CWE-264

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.

Timeline

Published 2017-03-20

Modified 2026-05-13

External references

NVD MITRE Exploit-DB GitHub PoC VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2015-8954

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Openinfosecfoundation Suricata"

All exposed Openinfosecfoundation Suricata instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Suricata"

HTTP body or banner mentions "Suricata" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2015-8954