CVE-2021-23382
unknown
CVSS v3
—
CVSS v2
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VIR risk
—
Description
The package postcss before 8.2.13 are vulnerable to Regular Expression Denial of Service (ReDoS) via getAnnotationURL() and loadAnnotation() in lib/previous-map.js. The vulnerable regexes are caused mainly by the sub-pattern \/\*\s* sourceMappingURL=(.*).
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-23382
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 8.2.1+~cs5.3.23-7 |
| debian | bullseye | fixed | 8.2.1+~cs5.3.23-7 |
| debian | forky | fixed | 8.2.1+~cs5.3.23-7 |
| debian | sid | fixed | 8.2.1+~cs5.3.23-7 |
| debian | trixie | fixed | 8.2.1+~cs5.3.23-7 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23382
- https://github.com/postcss/postcss/commit/2b1d04c867995e55124e0a165b7c6622c1735956
- https://github.com/postcss/postcss/releases/tag/7.0.36
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640
- https://security-tracker.debian.org/tracker/CVE-2021-23382
Verify integrity in audit chain (admin only). AS-IS.