HIGH 7.5 npm
fast-xml-parser vulnerable to ReDOS at currency parsing
GHSA-mpg4-rc92-vx8v · CVE-2024-41818
Published · Modified
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Description
Summary
A ReDOS that exists on currency.js was discovered by Gauss Security Labs R&D team.
Details
https://github.com/NaturalIntelligence/fast-xml-parser/blob/v4.4.0/src/v5/valueParsers/currency.js#L10 contains a vulnerable regex
PoC
pass the following string '\t'.repeat(13337) + '.'
Impact
Denial of service during currency parsing in experimental version 5 of fast-xml-parser-library
References
- WEB https://github.com/NaturalIntelligence/fast-xml-parser/security/advisories/GHSA-mpg4-rc92-vx8v
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-41818
- WEB https://github.com/NaturalIntelligence/fast-xml-parser/commit/ba5f35e7680468acd7906eaabb2f69e28ed8b2aa
- WEB https://github.com/NaturalIntelligence/fast-xml-parser/commit/d0bfe8a3a2813a185f39591bbef222212d856164
- PACKAGE https://github.com/NaturalIntelligence/fast-xml-parser
- WEB https://github.com/NaturalIntelligence/fast-xml-parser/blob/master/src/v5/valueParsers/currency.js#L10
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