CVE-2021-23382 (GCVE-0-2021-23382)

Vulnerability from cvelistv5 – Published: 2021-04-26 15:30 – Updated: 2024-09-16 23:26
VLAI
Title
Regular Expression Denial of Service (ReDoS)
Summary
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=(.*).
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE
  • Regular Expression Denial of Service (ReDoS)
Assigner
References
Impacted products
Vendor Product Version
n/a postcss Affected: unspecified , < 8.2.13 (custom)
Date Public
2021-04-26 00:00
Credits
Yeting Li
Show details on NVD website
To clipboard 

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    "redhat_vex": {
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      "current_release_date": "2026-07-03T02:09:07+00:00",
      "cve": "CVE-2021-23382",
      "id": "CVE-2021-23382",
      "initial_release_date": "2021-04-26T00:00:00+00:00",
      "product_status:fixed": "4",
      "product_status:known_affected": "15",
      "product_status:known_not_affected": "398",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nodejs-postcss: ReDoS via getAnnotationURL() and loadAnnotation() in lib/previous-map.js",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-23382.json",
      "version": "3"
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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