CVE-2022-21222: css-what vulnerable to ReDoS due to use of insecure regular expression
(updated )
The package css-what before 2.1.3 is vulnerable to Regular Expression Denial of Service (ReDoS) due to the use of insecure regular expression in the re_attr variable of index.js. The exploitation of this vulnerability could be triggered via the parse function.
References
- github.com/advisories/GHSA-p28h-cc7q-c4fg
- github.com/fb55/css-what
- github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js
- github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12
- github.com/fb55/css-what/commit/dc510929790da6617e7aa93a616498b22f6a6b72
- lists.debian.org/debian-lts-announce/2023/03/msg00001.html
- nvd.nist.gov/vuln/detail/CVE-2022-21222
- security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488
Code Behaviors & Features
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