EXPOSURES › CVE-2021-22681
CVE-2021-22681
HIGH ⌖ ON CISA KEV · EXPLOITEDRockwell's Studio 5000 Logix Designer exposed key to unauthorized access to Logix controllers.
Rockwell's Studio 5000 Logix Designer contains a vulnerability that allows unauthorized applications to connect to Logix controllers, requiring network access. This could lead to unauthorized control of critical infrastructure.
Shame score — Critical vulnerability requiring network access that could be exploited by unauthorized applications.
▸ RECOMMENDED ACTION Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.
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.