CVE-2021-22681 - Multiple Products
Source
CISA_KEV
Published
3-5-2026
CVE IDs
CVE-2021-22681
Affected Products
Multiple Products
Summary
Multiple Rockwell products contain an insufficient protected credentials vulnerability. Studio 5000 Logix Designer software may allow a key to be discovered. This key is used to verify Logix controllers are communicating with Rockwell Automation design software. If successfully exploited, this vulnerability could allow an unauthorized application to connect with Logix controllers. To leverage this vulnerability, an unauthorized user would require network access to the controller.