Input validation error in Rockwell Automation products - CVE-2022-3752

Vulnerability identifier: #VU70085

CSH Severity: High

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-3752

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can use a specially crafted sequence of Ethernet and IP messages and perform a denial of service (DoS) attack.

CompactLogix 5380
Compact GuardLogix 5380
CompactLogix 5480
ControlLogix 5580
GuardLogix 5580

Install updates from vendor's website.

CompactLogix 5380 - addressed in versions 32.016, 33.015, 34.011
Compact GuardLogix 5380 - addressed in versions 32.016, 33.015, 34.011
CompactLogix 5480 - addressed in versions 32.016, 33.015, 34.011
ControlLogix 5580 - addressed in versions 32.016, 33.015, 34.011
GuardLogix 5580 - addressed in versions 32.016, 33.015, 34.011

• https://ics-cert.us-cert.gov/advisories/icsa-22-342-03

• Denial of service in Rockwell Automation Logix controllers