Vulnerability Details : CVE-2023-7079
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 category: BypassGain privilege
Products affected by CVE-2023-7079
- cpe:2.3:a:cloudflare:wrangler:*:*:*:*:*:node.js:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-7079
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 30 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-7079
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.4
|
MEDIUM | CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N |
1.2
|
4.7
|
Cloudflare, Inc. | |
|
5.7
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
2.1
|
3.6
|
NIST | 2024-01-05 |
CWE ids for CVE-2023-7079
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by:
- cna@cloudflare.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-7079
-
https://github.com/cloudflare/workers-sdk/pull/4535
Revert "Revert "startDevWorker - Milestone 1"" by mrbbot · Pull Request #4535 · cloudflare/workers-sdk · GitHubPatch
-
https://github.com/cloudflare/workers-sdk/security/advisories/GHSA-cfph-4qqh-w828
Arbitrary remote file read in Wrangler dev server · Advisory · cloudflare/workers-sdk · GitHubPatch;Third Party Advisory
-
https://github.com/cloudflare/workers-sdk/pull/4532
[wrangler] fix: change `wrangler (pages) dev` to listen on `localhost` by default by mrbbot · Pull Request #4532 · cloudflare/workers-sdk · GitHubPatch
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