7.5

CVE-2021-23382

Exploit

Regular Expression Denial of Service (ReDoS)

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=(.*).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Postcss ≫ Postcss SwPlatformnode.js Version < 7.0.36
Postcss ≫ Postcss SwPlatformnode.js Version >= 8.0.0 < 8.2.13
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.51% 0.827
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
report@snyk.io 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-1333 Inefficient Regular Expression Complexity

The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.

https://github.com/postcss/postcss/commit/2b1d04c867995e55124e0a165b7c6622c1735956
Patch
Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641
Patch
Third Party Advisory
Exploit
https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640
Patch
Third Party Advisory
Exploit