Inefficient Regular Expression Complexity The advisory has been revoked - it doesn't affect any version of package nodejs:18/nodejs-packaging  (opens in a new tab)


Threat Intelligence

EPSS
1.3% (67th percentile)

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  • Snyk IDSNYK-RHEL9-NODEJS-9432949
  • published15 Mar 2025
  • disclosed16 Feb 2023

Introduced: 16 Feb 2023

CVE-2023-24807  (opens in a new tab)
CWE-1333  (opens in a new tab)

Amendment

The Red Hat security team deemed this advisory irrelevant for RHEL:9.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nodejs:18/nodejs-packaging package and not the nodejs:18/nodejs-packaging package as distributed by RHEL.

Undici is an HTTP/1.1 client for Node.js. Prior to version 5.19.1, the Headers.set() and Headers.append() methods are vulnerable to Regular Expression Denial of Service (ReDoS) attacks when untrusted values are passed into the functions. This is due to the inefficient regular expression used to normalize the values in the headerValueNormalize() utility function. This vulnerability was patched in v5.19.1. No known workarounds are available.