Directory traversal vulnerability in Cloudflare Wrangler
CVE-2023-3348

5.7MEDIUM

Key Information:

Vendor

Cloudflare

Status
Wrangler
Vendor
CVE Published:
3 August 2023

What is CVE-2023-3348?

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.

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Affected Version(s)

Wrangler 3 < 3.1.1

Wrangler 2 < 2.20.1

References

https://github.com/cloudflare/workers-sdk/security/adviso...
vendor-advisory
https://github.com/cloudflare/workers-sdk
product
https://developers.cloudflare.com/workers/wrangler/
related

CVSS V3.1

Score:
5.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

robocap42 (HackerOne researcher)
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