CWE
843
Advisory Published
Updated

CVE-2021-46463

First published: Mon Feb 14 2022(Updated: )

njs through 0.7.1, used in NGINX, was discovered to contain a control flow hijack caused by a Type Confusion vulnerability in njs_promise_perform_then().

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
F5 Njs<=0.7.1

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Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID of this vulnerability is CVE-2021-46463.

  • What is the affected software?

    The affected software is njs through version 0.7.1 used in NGINX.

  • What is the severity of CVE-2021-46463?

    The severity of CVE-2021-46463 is critical with a CVSS score of 9.8.

  • How does CVE-2021-46463 exploit the vulnerability?

    CVE-2021-46463 exploits a Type Confusion vulnerability in njs_promise_perform_then() leading to a control flow hijack.

  • Is there a fix available for CVE-2021-46463?

    Yes, a fix for CVE-2021-46463 is available. It is recommended to update njs to version 0.7.2 or later.

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