Record summary
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CISA KEVyesWhether CISA lists this as exploited.
Techniques0AI attack methods connected to this vulnerability.
Case studies0Examples where this vulnerability is mentioned.
Vulnerability status
How serious this vulnerability is and whether it is known to be exploited.
CISA KEV
- CVE ID
- CVE-2021-22681
- Vendor/project
- Rockwell
- Product
- Multiple Products
- Vulnerability name
- Rockwell Multiple Products Insufficient Protected Credentials Vulnerability
- Date added
- 2026-03-05
- Due date
- 2026-03-26
- Known ransomware campaign use
- Unknown
CWE-522
Exploit context
What the vulnerability is about.
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.
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