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CVE-2021-31658

8.1 · HIGH

TP-Link TL-SG2005, TL-SG2008, etc.

Published Jun 10, 2021CWE-129EPSS 1.02%

Overview

CVE-2021-31658 is a high-severity vulnerability. It was published on June 10, 2021 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

TP-Link TL-SG2005, TL-SG2008, etc. 1.0.0 Build 20180529 Rel.40524 is affected by an Array index error. The interface that provides the "device description" function only judges the length of the received data, and does not filter special characters. This vulnerability will cause the application to crash, and all device configuration information will be erased.

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

GitHubgithub.com/liyansong2018/CVE/tree/main/2021/CVE-2021-31658GitHubgithub.com/liyansong2018/CVE/tree/main/2021/CVE-2021-31658

How CyberStrike helps

Frequently asked questions

What is CVE-2021-31658?

CVE-2021-31658 is a high-severity vulnerability. It was published on June 10, 2021 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2021-31658?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-31658?

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-2021-31658?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-31658 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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