CVE-2025-7328: rockwell automation comms - 1783-natr

Vulnerability summary

CVE-2025-7328 is a critical (CVSS 9.9) vulnerability in rockwell automation comms - 1783-natr. EPSS estimates a 0.54% chance of exploitation in the next 30 days, higher than 44.5% of scored vulnerabilities.

Timeline

1. 14-10-2025
   PublishedVulnerability first disclosed.
2. 14-10-2025
   Last modifiedVulnerability information updated.

Description

Multiple Broken Authentication security issues exist in the affected product. The security issues are due to missing authentication checks on critical functions. These could result in potential denial-of-service, admin account takeover, or NAT rule modifications. Devices would no longer be able to communicate through NATR as a result of denial-of-service or NAT rule modifications. NAT rule modification could also result in device communication to incorrect endpoints. Admin account takeover could allow modification of configuration and require physical access to restore.

• CWE-306Missing Authentication for Critical FunctionThe product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.