CVE-2023-3348
Cloudflare Wrangler directory traversal vulnerability
Description
### Impact The Wrangler command line tool (<[email protected] or <[email protected]) was affected by a directory traversal vulnerability when running a local development server for Pages (wrangler pages dev command). This vulnerability enabled an attacker in the same network as the victim to connect to the local development server and access the victim's files present outside of the directory for the development server. ### Patches Wrangler2: Upgrade to v2.20.1 or higher. Wrangler3: Upgrade to v3.1.1 or higher. ### References [Workers SDK on Github](https://github.com/cloudflare/workers-sdk) [Wrangler docs](https://developers.cloudflare.com/workers/wrangler/) [CVE-2023-3348](https://www.cve.org/CVERecord?id=CVE-2023-3348)
How to fix CVE-2023-3348
To remediate CVE-2023-3348, upgrade the affected package to a fixed version below.
- —upgrade to 2.20.1 or later
Is CVE-2023-3348 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.20.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |