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OpenAdvisories
None · 0.0 Public exploit CVE-2024-27088 EUVD-2024-0508GHSA-4gmj-3p3h-gm8h

es5-ext Regular Expression Denial of Service in `function#copy` and `function#toStringTokens`

Published Feb 26, 2024 · Updated Aug 9, 2024 · Assigned by GitHub_M

Description

es5-ext contains ECMAScript 5 extensions. Passing functions with very long names or complex default argument names into `function#copy` or `function#toStringTokens` may cause the script to stall. The vulnerability is patched in v0.10.63.

Affected products

VendorProductAffectedFixed
medikoo es5-ext >= 0.10.0, < 0.10.63 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 node-es5-ext 0.10.64+dfsg1+~1.1.0-1 —
Debian 13 node-es5-ext 0.10.64+dfsg1+~1.1.0-1 —
Debian 12 node-es5-ext No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 node-es5-ext No fix yet —
Ubuntu 26.04 LTS node-es5-ext No fix yet —
Ubuntu 25.10 node-es5-ext No fix yet —
Ubuntu 24.04 LTS node-es5-ext No fix yet —
Ubuntu 22.04 LTS node-es5-ext No fix yet —
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS node-es5-ext No fix yet —
Ubuntu 18.04 LTS node-es5-ext No fix yet —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
npm es5-ext >= 0.10.0, < 0.10.63 0.10.63 GHSA-4gmj-3p3h-gm8h

Advisories 1

References