Cloudflare Wrangler Dev Server Local File Read via HTTP/Inspector
CVE-2023-7079 Published on December 29, 2023
Arbitrary remote file read in Wrangler dev server
Sending specially crafted HTTP requests and inspector messages to Wrangler's dev server could result in any file on the user's computer being accessible over the local network. An attacker that could trick any user on the local network into opening a malicious website could also read any file.
Vulnerability Analysis
Weakness Type
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2023-7079 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2023-7079
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Affected Versions
Cloudflare wrangler:- Before and including 3.9.0 is affected.
- Before 3.19.0 is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2023-7079
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| npm | wrangler | >= 3.9.0, < 3.19.0 | 3.19.0 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.