Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Affecting hono package, versions <4.2.7
Snyk CVSS
Attack Complexity
Low
Threat Intelligence
Exploit Maturity
Proof of concept
EPSS
0.04% (10th
percentile)
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Test your applications- Snyk ID SNYK-JS-HONO-6672874
- published 24 Apr 2024
- disclosed 23 Apr 2024
- credit y0d3n
Introduced: 23 Apr 2024
New CVE-2024-32869 Open this link in a new tabHow to fix?
Upgrade hono to version 4.2.7 or higher.
Overview
hono is an Ultrafast web framework for the Edges
Affected versions of this package are vulnerable to Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') such that when using serveStatic with deno, it is possible to traverse the directory where main.ts is located, leading to the retrieval of unexpected files.
PoC
import { Hono } from 'https://deno.land/x/hono@v4.2.6/mod.ts'
import { serveStatic } from 'https://deno.land/x/hono@v4.2.6/middleware.ts'
const app = new Hono()
app.use('/static/*', serveStatic({ root: './' }))
Deno.serve(app.fetch)