CVE-2021-23362 (GCVE-0-2021-23362)

Vulnerability from cvelistv5 – Published: 2021-03-23 16:20 – Updated: 2024-09-17 03:02
VLAI
Title
Regular Expression Denial of Service (ReDoS)
Summary
The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
CWE
  • Regular Expression Denial of Service (ReDoS)
Assigner
References
Impacted products
Vendor Product Version
n/a hosted-git-info Affected: unspecified , < 3.0.8 (custom)
Date Public
2021-03-23 00:00
Credits
Yeting Li
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-07-03T02:08:50+00:00",
      "cve": "CVE-2021-23362",
      "id": "CVE-2021-23362",
      "initial_release_date": "2021-03-23T00:00:00+00:00",
      "product_status:fixed": "203",
      "product_status:known_affected": "53",
      "product_status:known_not_affected": "388",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nodejs-hosted-git-info: Regular Expression denial of service via shortcutMatch in fromUrl()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-23362.json",
      "version": "3"
    }
  }
}



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Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.


Detection rules are retrieved from Rulezet.