Improper Neutralization of HTTP Headers for Scripting Syntax in Crafty Controller 4

published 2024-02-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-16839

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

A host header injection vulnerability in the HTTP handler component of Crafty Controller allows a remote, unauthenticated attacker to trigger a Denial of Service (DoS) condition via a modified host header

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-02-06)

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

gitlab.com https://gitlab.com/crafty-controller/crafty-4/-/issues/327 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Arcadia Technology, LLC Crafty Controller

Classification

Weakness

CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax
CWE-116 Improper Encoding or Escaping of Output

References

gitlab.com /crafty-controller/crafty-4/-/issues/327
issue-tracking, exploit

Sources

CVE List CVE-2024-1064
NVD CVE-2024-1064

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary