Path traversal in Honeywell International, Inc products - CVE-2021-38399
Published: October 6, 2021
Vulnerability identifier: #VU57090
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-38399
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.
Affected software
Experion Process Knowledge System C200
Experion Process Knowledge System C200E
Experion Process Knowledge System C300 and ACE controllers
Experion Process Knowledge System C200E
Experion Process Knowledge System C300 and ACE controllers
How to mitigate CVE-2021-38399
Install update from vendor's website.
Experion Process Knowledge System C300 and ACE controllers - update to R510.2 Hotfix10