build: update dependency vite to v5.0.12 [security]
This PR contains the following updates:
| Package | Type | Update | Change |
|---|---|---|---|
| vite (source) | dependencies | patch | 5.0.11 -> 5.0.12 |
| vite (source) | devDependencies | patch | 5.0.11 -> 5.0.12 |
GitHub Vulnerability Alerts
CVE-2024-23331
Summary
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 https://nvd.nist.gov/vuln/detail/CVE-2023-34092 -- with surface area reduced to hosts having case-insensitive filesystems.
Patches
Fixed in [email protected], [email protected], [email protected], [email protected]
Details
Since picomatch defaults to case-sensitive glob matching, but the file server doesn't discriminate; a blacklist bypass is possible.
See picomatch usage, where nocase is defaulted to false: https://github.com/vitejs/vite/blob/v5.1.0-beta.1/packages/vite/src/node/server/index.ts#L632
By requesting raw filesystem paths using augmented casing, the matcher derived from config.server.fs.deny fails to block access to sensitive files.
PoC
Setup
- Created vanilla Vite project using
npm create vite@lateston a Standard Azure hosted Windows 10 instance.-
npm run dev -- --host 0.0.0.0 - Publicly accessible for the time being here: http://20.12.242.81:5173/
-
- Created dummy secret files, e.g.
custom.secretandproduction.pem - Populated
vite.config.jswith
export default { server: { fs: { deny: ['.env', '.env.*', '*.{crt,pem}', 'custom.secret'] } } }
Reproduction
-
curl -s http://20.12.242.81:5173/@​fs//- Descriptive error page reveals absolute filesystem path to project root
-
curl -s http://20.12.242.81:5173/@​fs/C:/Users/darbonzo/Desktop/vite-project/vite.config.js- Discoverable configuration file reveals locations of secrets
-
curl -s http://20.12.242.81:5173/@​fs/C:/Users/darbonzo/Desktop/vite-project/custom.sEcReT- Secrets are directly accessible using case-augmented version of filename
Proof

Impact
Who
- Users with exposed dev servers on environments with case-insensitive filesystems
What
- Files protected by
server.fs.denyare both discoverable, and accessible
Release Notes
Configuration
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