Out-of-bounds write in Rockwell Automation products - CVE-2023-3596
Published: July 15, 2023
Vulnerability identifier: #VU78272
CSH Severity: Medium
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-2023-3596
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing CIP messages. A remote attacker can send specially crafted CIP messages to the affected system, trigger an out-of-bounds write and perform a denial of service (DoS) attack.
Affected software
1756-EN4TR Series A
1756-EN4TRK Series A
1756-EN4TRXT Series A
1756-EN4TRK Series A
1756-EN4TRXT Series A
How to mitigate CVE-2023-3596
Install updates from vendor's website.
1756-EN4TR Series A - update to 5.002
1756-EN4TRK Series A - update to 5.002
1756-EN4TRXT Series A - update to 5.002
1756-EN4TRK Series A - update to 5.002
1756-EN4TRXT Series A - update to 5.002