Main Vulnerability Database Vulnerabilities #VU95171

Unprotected Alternate Channel in Rockwell Automation products - CVE-2024-6242

Published: August 2, 2024 / Updated: August 2, 2024

Vulnerability identifier: #VU95171

CSH Severity: Medium

CVSS v4: 7.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H]

CVE-ID: CVE-2024-6242

CWE-ID: CWE-420

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to unprotected alternate channel within the Trusted Slot feature. A remote user can execute CIP commands that modify user projects and/or device configuration on a Logix controller in the chassis.

Affected software

1756-EN4TR
1756-EN3TR Series B
1756-EN2T Series A
1756-EN2T Series B
1756-EN2TR Series B
1756-EN2T Series C
1756-EN2F Series A
1756-EN2TR Series A
1756-EN2F Series B
1756-EN2T Series D
1756-EN2TR Series C
1756-EN2F Series C
ControlLogix
GuardLogix
1756-EN2TP Series A

How to mitigate CVE-2024-6242

Install updates from vendor's website.

1756-EN4TR - update to 5.001
1756-EN3TR Series B - update to 12.001
1756-EN2T Series D - update to 12.001
1756-EN2TR Series C - update to 12.001
1756-EN2F Series C - update to 12.001
1756-EN2TP Series A - update to 12.001
ControlLogix - addressed in versions 32.016, 33.015, 34.014, 35.011
GuardLogix - addressed in versions 32.016, 33.015, 34.014, 35.011

External References

Related Security Bulletins