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CVE-2021-40376

7.8 · HIGH

otris Update Manager 1.2.1.0 allows local users to achieve SYSTEM access via unauthenticated calls to exposed interfaces over a .NET named pipe.

Published Mar 10, 2022CWE-287EPSS 0.40%

Overview

CVE-2021-40376 is a high-severity vulnerability. It was published on March 10, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

otris Update Manager 1.2.1.0 allows local users to achieve SYSTEM access via unauthenticated calls to exposed interfaces over a .NET named pipe. A remote attack may be possible as well, by leveraging WsHTTPBinding for HTTP traffic on TCP port 9000.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refwww.otris.comRefwww.tuv.com/content-media-files/master-content/global-landingpages/images/vulnerability-disclosure/tuv-rheinland-security-advisory-local-privilege-escalation-vulnerability-in-otris-update-manager.pdfRefwww.tuv.com/landingpage/en/vulnerability-disclosure/Refwww.otris.comRefwww.tuv.com/content-media-files/master-content/global-landingpages/images/vulnerability-disclosure/tuv-rheinland-security-advisory-local-privilege-escalation-vulnerability-in-otris-update-manager.pdfRefwww.tuv.com/landingpage/en/vulnerability-disclosure/

How CyberStrike helps

Frequently asked questions

What is CVE-2021-40376?

CVE-2021-40376 is a high-severity vulnerability. It was published on March 10, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-40376?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-40376?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2021-40376?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-40376 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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