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CVE-2021-22681 — Actively Exploited: Multiple Products (Rockwell)

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

CVE IDCVE-2021-22681
VendorRockwell
ProductMultiple Products
Vulnerability nameRockwell Multiple Products Insufficient Protected Credentials Vulnerability
Date added2026-03-05
Remediation due2026-03-26
Known ransomware useUnknown
Required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
DescriptionMultiple 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
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