CRLF Injection in Nodejs ‘undici’ via host
### Impact undici library does not protect `host` HTTP header from CRLF injection vulnerabilities. ### Patches This issue was patched in Undici v5.19.1. ### Workarounds Sanitize the `headers.host` string before passing to undici. ### References Reported at https://hackerone.com/reports/1820955. ### Credits Thank you to Zhipeng Zhang ([@timon8](https://hackerone.com/timon8)) for reporting this vulnerability.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2023-23936US | medium5.4 | — | ||
Undici is an HTTP/1.1 client for Node.js. Starting with version 2.0.0 and prior to version 5.19.1, the undici library does not protect `host` HTTP header from CRLF injection vulner… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/nodejs/undiciPACKAGE
- https://github.com/nodejs/undici/commit/a2eff05401358f6595138df963837c24348f2034WEB
- https://github.com/nodejs/undici/releases/tag/v5.19.1WEB
- https://github.com/nodejs/undici/security/advisories/GHSA-5r9g-qh6m-jxffWEB
- https://hackerone.com/reports/1820955WEB
- https://nvd.nist.gov/vuln/detail/CVE-2023-23936ADVISORY
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