CVE-2018-14732

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. 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://127.0.0.1:8080/ connection from any origin.
Configurations

Configuration 1 (hide)

cpe:2.3:a:webpack.js:webpack-dev-server:*:*:*:*:*:*:*:*

History

21 Nov 2024, 03:49

Type Values Removed Values Added
References () https://blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20Messages - Exploit, Third Party Advisory () https://blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20Messages - Exploit, Third Party Advisory
References () https://github.com/webpack/webpack-dev-server/commit/f18e5adf123221a1015be63e1ca2491ca45b8d10 - Patch, Third Party Advisory () https://github.com/webpack/webpack-dev-server/commit/f18e5adf123221a1015be63e1ca2491ca45b8d10 - Patch, Third Party Advisory
References () https://github.com/webpack/webpack-dev-server/issues/1445 - Exploit, Third Party Advisory () https://github.com/webpack/webpack-dev-server/issues/1445 - Exploit, Third Party Advisory

Information

Published : 2018-09-21 17:29

Updated : 2024-11-21 03:49


NVD link : CVE-2018-14732

Mitre link : CVE-2018-14732

CVE.ORG link : CVE-2018-14732


JSON object : View

Products Affected

webpack.js

  • webpack-dev-server
CWE
CWE-20

Improper Input Validation