CVE-2021-22772
9.8 · CRITICALOverview
CVE-2021-22772 is a critical-severity vulnerability affecting schneider-electric t200i_firmware. It was published on July 21, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T200 ((Modbus) SC2-04MOD-07000100 and earlier), Easergy T200 ((IEC104) SC2-04IEC-07000100 and earlier), and Easergy T200 ((DNP3) SC2-04DNP-07000102 and earlier) that could cause unauthorized operation when authentication is bypassed.
Remediation
Check the references section for vendor advisories and patches from schneider-electric. Update t200i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| schneider-electric | t200i_firmware | 0 | Affected |
| schneider-electric | t200e_firmware | 0 | Affected |
| schneider-electric | t200p_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2021-22772?
CVE-2021-22772 is a critical-severity vulnerability affecting schneider-electric t200i_firmware. It was published on July 21, 2021 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2021-22772?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-22772?
Check the references section for vendor advisories and patches from schneider-electric. Update t200i_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-22772?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-22772 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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