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CVE-2021-4245

5.5 · MEDIUM

A vulnerability classified as problematic has been found in chbrown rfc6902.

Published Dec 15, 2022CWE-74EPSS 1.30%

Overview

CVE-2021-4245 is a medium-severity vulnerability. It was published on December 15, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A vulnerability classified as problematic has been found in chbrown rfc6902. This affects an unknown part of the file pointer.ts. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The exploit has been disclosed to the public and may be used. The name of the patch is c006ce9faa43d31edb34924f1df7b79c137096cf. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-215883.

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/chbrown/rfc6902/commit/c006ce9faa43d31edb34924f1df7b79c137096cfGitHubgithub.com/chbrown/rfc6902/pull/76Refvuldb.com/?id.215883GitHubgithub.com/chbrown/rfc6902/commit/c006ce9faa43d31edb34924f1df7b79c137096cfGitHubgithub.com/chbrown/rfc6902/pull/76Refvuldb.com/?id.215883

How CyberStrike helps

Frequently asked questions

What is CVE-2021-4245?

CVE-2021-4245 is a medium-severity vulnerability. It was published on December 15, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2021-4245?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-4245?

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-2021-4245?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-4245 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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