CVE-2021-22681

Rockwell Multiple Products Insufficient Protected Credentials Vulnerability
63.6%
EPSS
99%
Percentile
Yes
Known exploited
0
APAC news · 90d
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.

Vendor
Rockwell
Product
Multiple Products
Added to KEV
Mar 5, 2026
Remediation due
Mar 26, 2026 (US federal deadline)
Ransomware use
Not known
Weakness
CWE-522
EPSS
63.6% as of Nov 12
In the news
  • No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
  • none recorded