Advisoriesby IbisCloudflareGHSA-8c93-4hch-xgxp
Directory traversal vulnerability in Cloudflare Wrangler
Fix: upgrade to 3.1.1 or later (2 fixed versions below)
Impact
The Wrangler command line tool (<=wrangler@3.1.0 or <=wrangler@2.20.1) 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)
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| wrangler npm | < 3.1.1 | 3.1.1 |
| < 2.20.1 | 2.20.1 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Severity from
- GitHub (reviewed advisory)
- Weakness
- CWE-23