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uglifier incorrectly handles non-boolean comparisons during minification.The upstream library for the Ruby uglifier gem, UglifyJS, is affected by a vulnerability that allows a specially crafted Javascript file to have altered functionality after minification. This bug, found in UglifyJS versions 2.4.23 and earlier, was demonstrated to allow potentially malicious code to be hidden within secure code, and activated by the minification process.
WS-2015-0033 - High Severity Vulnerability
Vulnerable Library - uglify-js-1.2.6.tgz
JavaScript parser and compressor/beautifier toolkit
Library home page: https://registry.npmjs.org/uglify-js/-/uglify-js-1.2.6.tgz
Path to dependency file: ksa/ksa-web-root/ksa-web/src/main/webapp/rs/bootstrap/package.json
Path to vulnerable library: ksa/ksa-web-root/ksa-web/src/main/webapp/rs/bootstrap/node_modules/uglify-js/package.json
Dependency Hierarchy:
Found in HEAD commit: f9c447c914224520fcff8000f77df4b5d77692a8
Found in base branch: master
Vulnerability Details
uglifier incorrectly handles non-boolean comparisons during minification.The upstream library for the Ruby uglifier gem, UglifyJS, is affected by a vulnerability that allows a specially crafted Javascript file to have altered functionality after minification. This bug, found in UglifyJS versions 2.4.23 and earlier, was demonstrated to allow potentially malicious code to be hidden within secure code, and activated by the minification process.
Publish Date: 2015-07-22
URL: WS-2015-0033
CVSS 3 Score Details (7.2)
Base Score Metrics:
Suggested Fix
Type: Upgrade version
Origin: https://hakiri.io/technologies/uglifier/issues/279911d9720338
Release Date: 2020-06-07
Fix Resolution: Uglifier - 2.7.2;uglify-js - v2.4.24
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