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CVE-2023-42143

5.4 · MEDIUM

Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipu…

Published Jan 23, 2024CWE-354EPSS 0.15%

Overview

CVE-2023-42143 is a medium-severity vulnerability. It was published on January 23, 2024 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.

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.kth.se/cs/nse/research/software-systems-architecture-and-security/projects/ethical-hacking-1.1279219Refwww.kth.se/cs/nse/research/software-systems-architecture-and-security/projects/ethical-hacking-1.1279219

How CyberStrike helps

Frequently asked questions

What is CVE-2023-42143?

CVE-2023-42143 is a medium-severity vulnerability. It was published on January 23, 2024 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2023-42143?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2023-42143?

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-2023-42143?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-42143 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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