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CVE-2021-23507

7.5 · HIGH

The package object-path-set before 1.0.2 are vulnerable to Prototype Pollution via the setPath method, as it allows an attacker to merge object prototypes into it.

Published Feb 4, 2022CWE-1321EPSS 2.13%

Overview

CVE-2021-23507 is a high-severity vulnerability. It was published on February 4, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The package object-path-set before 1.0.2 are vulnerable to Prototype Pollution via the setPath method, as it allows an attacker to merge object prototypes into it. *Note:* This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-OBJECTPATHSET-607908

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/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8GitHubgithub.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761Refsnyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/Refsnyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576GitHubgithub.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8GitHubgithub.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761Refsnyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/Refsnyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576

How CyberStrike helps

Frequently asked questions

What is CVE-2021-23507?

CVE-2021-23507 is a high-severity vulnerability. It was published on February 4, 2022 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2021-23507?

This vulnerability has a CVSS 3.1 base score of 7.5, 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-2021-23507?

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-2021-23507?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-23507 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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