Vulnerability Description
An issue was discovered in Browserify-HMR. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR (Hot Module Replacement). Anyone can receive the HMR message sent by the WebSocket server via a ws://127.0.0.1:3123/ connection from any origin.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Browserify-Hot Module Replacement Project | Browserify-Hot Module Replacement | - |
Related Weaknesses (CWE)
References
- https://blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20MesExploitThird Party Advisory
- https://github.com/AgentME/browserify-hmr/issues/41Third Party Advisory
- https://blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20MesExploitThird Party Advisory
- https://github.com/AgentME/browserify-hmr/issues/41Third Party Advisory
FAQ
What is CVE-2018-14730?
CVE-2018-14730 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in Browserify-HMR. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR (Hot Module Replace...
How severe is CVE-2018-14730?
CVE-2018-14730 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-14730?
Check the references section above for vendor advisories and patch information. Affected products include: Browserify-Hot Module Replacement Project Browserify-Hot Module Replacement.