Vite is a frontend tooling framework for javascript. The Vite dev server option `server.fs.deny` can be bypassed on case-insensitive file systems using case-augmented versions of filenames. Notably this affects servers hosted on Windows. This bypass is similar to CVE-2023-34092 -- with surface area reduced to hosts having case-insensitive filesystems. Since `picomatch` defaults to case-sensitive glob matching, but the file server doesn't discriminate; a blacklist bypass is possible. By requesting raw filesystem paths using augmented casing, the matcher derived from `config.server.fs.deny` fails to block access to sensitive files. This issue has been addressed in vite@5.0.12, vite@4.5.2, vite@3.2.8, and vite@2.9.17. Users are advised to upgrade. Users unable to upgrade should restrict access to dev servers.
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2024-08-01T22:59:32.203Z
Reserved: 2024-01-15T15:19:19.442Z
Link: CVE-2024-23331
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Status : Modified
Published: 2024-01-19T20:15:14.070
Modified: 2024-11-21T08:57:31.573
Link: CVE-2024-23331
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