Vulnerability-Lookup

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

Vulnerability from cvelistv5 – Published: 2021-04-26 15:30 – Updated: 2024-09-16 23:26

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

snyk mitre root

References

3 references

URL	Tags
https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640	x_refsource_MISC
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641	x_refsource_MISC
https://github.com/postcss/postcss/commit/2b1d04c…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version	CPE status
n/a	postcss	Affected: unspecified , < 8.2.13 (custom)

Date Public

2021-04-26 00:00

Credits

Yeting Li

Show details on NVD website

JSON

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"
    }
  }
}

GSD-2021-23382

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

Aliases

CVE-2021-23382

Aliases

CVE-2021-23382

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-23382",
    "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=(.*).",
    "id": "GSD-2021-23382",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:3917",
      "https://access.redhat.com/errata/RHSA-2021:3016",
      "https://access.redhat.com/errata/RHSA-2021:2438"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-23382"
      ],
      "details": "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=(.*).",
      "id": "GSD-2021-23382",
      "modified": "2023-12-13T01:23:30.031902Z",
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    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c7.0.36||\u003e=8.0.0 \u003c8.2.13",
          "affected_versions": "All versions before 7.0.36, all versions starting from 8.0.0 before 8.2.13",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-1333",
            "CWE-937"
          ],
          "date": "2023-08-08",
          "description": "The package postcss is vulnerable to Regular Expression Denial of Service (ReDoS) via `getAnnotationURL()` and `loadAnnotation()` in `lib/previous-map.js`.",
          "fixed_versions": [
            "7.0.36",
            "8.2.13"
          ],
          "identifier": "CVE-2021-23382",
          "identifiers": [
            "CVE-2021-23382"
          ],
          "not_impacted": "All versions starting from 7.0.36 before 8.0.0, all versions starting from 8.2.13",
          "package_slug": "npm/postcss",
          "pubdate": "2021-04-26",
          "solution": "Upgrade to versions 7.0.36, 8.2.13 or above.",
          "title": "Uncontrolled Resource Consumption",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-23382"
          ],
          "uuid": "4f3402a7-97dd-45fc-9ed5-f49e707020c3"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:postcss:postcss:*:*:*:*:*:node.js:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.0.36",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:postcss:postcss:*:*:*:*:*:node.js:*:*",
                "cpe_name": [],
                "versionEndExcluding": "8.2.13",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "ID": "CVE-2021-23382"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "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=(.*)."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-Other"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/postcss/postcss/commit/2b1d04c867995e55124e0a165b7c6622c1735956",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/postcss/postcss/commit/2b1d04c867995e55124e0a165b7c6622c1735956"
            },
            {
              "name": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641"
            },
            {
              "name": "https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-09-19T17:29Z",
      "publishedDate": "2021-04-26T16:15Z"
    }
  }
}

RHSA-2021:2438

Vulnerability from csaf_redhat - Published: 2021-07-27 22:30 - Updated: 2026-08-30 01:54

Summary

Red Hat Security Advisory: OpenShift Container Platform 4.8.2 bug fix and security update

Severity

Moderate

Scope

28 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

A regular expression denial of service (ReDoS) vulnerability was found in the npm library `postcss` when using getAnnotationURL() or loadAnnotation() options in lib/previous-map.js. An attacker can use this vulnerability to potentially craft a malicious CSS to process resulting in a denial of service.

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 3 products Known not affected: 383 products

https://access.redhat.com/errata/RHSA-2021:2438

Open the full advisory

RHSA-2021:3016

Vulnerability from csaf_redhat - Published: 2021-08-06 00:48 - Updated: 2026-02-18 08:24

Summary

Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes version 2.3

Severity

Important

Scope

31 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 2 products Known not affected: 141 products

https://access.redhat.com/errata/RHSA-2021:3016

Open the full advisory

RHSA-2021:3917

Vulnerability from csaf_redhat - Published: 2021-10-19 12:09 - Updated: 2026-08-21 20:14

Summary

Red Hat Security Advisory: Red Hat Quay v3.6.0 security, bug fix and enhancement update

Severity

Important

Scope

33 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 1 product Known not affected: 9 products

https://access.redhat.com/errata/RHSA-2021:3917

Open the full advisory

RHSA-2021_2438

Vulnerability from csaf_redhat - Published: 2021-07-27 22:30 - Updated: 2024-12-17 21:49

Summary

Red Hat Security Advisory: OpenShift Container Platform 4.8.2 bug fix and security update

Severity

Moderate

Scope

27 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 3 products Known not affected: 383 products

https://access.redhat.com/errata/RHSA-2021:2438

Open the full advisory

RHSA-2021_3016

Vulnerability from csaf_redhat - Published: 2021-08-06 00:48 - Updated: 2024-12-17 21:50

Summary

Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes version 2.3

Severity

Important

Scope

31 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 2 products Known not affected: 141 products

https://access.redhat.com/errata/RHSA-2021:3016

Open the full advisory

RHSA-2021_3917

Vulnerability from csaf_redhat - Published: 2021-10-19 12:09 - Updated: 2024-11-24 20:23

Summary

Red Hat Security Advisory: Red Hat Quay v3.6.0 security, bug fix and enhancement update

Severity

Important

Scope

33 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

5.3 (Medium)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Fixed: 1 product Known not affected: 9 products

https://access.redhat.com/errata/RHSA-2021:3917

Open the full advisory

ubuntu-cve-2021-23382

Vulnerability from osv_ubuntu

Published

2021-04-26 16:15

Modified

2025-10-24 04:50

Summary

Details

Severity

5.3 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

7.5 (High)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-23382	REPORT
	https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640	REPORT
	https://github.com/postcss/postcss/commit/2ad1ca9…	REPORT
	https://github.com/postcss/postcss/commit/2b1d04c…	REPORT
	https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-23382	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "node-postcss",
            "binary_version": "6.0.23-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "node-postcss",
        "purl": "pkg:deb/ubuntu/node-postcss@6.0.23-3?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.0.23-1",
        "6.0.23-3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "node-postcss",
            "binary_version": "8.4.6+~cs7.3.21-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "node-postcss",
        "purl": "pkg:deb/ubuntu/node-postcss@8.4.6+~cs7.3.21-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.2.1+~cs5.3.23-8",
        "8.4.5+~cs7.1.51-2",
        "8.4.6+~cs7.3.21-1"
      ]
    }
  ],
  "aliases": [],
  "details": "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=(.*).",
  "id": "UBUNTU-CVE-2021-23382",
  "modified": "2025-10-24T04:50:08Z",
  "published": "2021-04-26T16:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-23382"
    },
    {
      "type": "REPORT",
      "url": "https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/postcss/postcss/commit/2ad1ca9b965dde32223bee28dc259c339cbaaa05"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/postcss/postcss/commit/2b1d04c867995e55124e0a165b7c6622c1735956"
    },
    {
      "type": "REPORT",
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1255641"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-23382"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-23382"
  ]
}

WID-SEC-W-2023-0809

Vulnerability from csaf_certbund - Published: 2023-03-30 22:00 - Updated: 2024-02-19 23:00

Summary

IBM QRadar SIEM: Mehrere Schwachstellen

Severity

Hoch

Scope

92 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

In IBM QRadar SIEM existieren mehrere Schwachstellen. Diese bestehen in verschiedenen Software-Komponenten von QRadar. Ein entfernter, anonymer Angreifer kann diese Schwachstellen ausnutzen, um beliebigen Programmcode auszuführen, Informationen offenzulegen, Informationen falsch darzustellen, einen Denial of Service Zustand herbeizuführen, Sicherheitsvorkehrungen zu umgehen, einen Cross-Site-Scripting-Angriff durchzuführen oder unbekannte Auswirkungen zu verursachen.

Known affected: 2 products

Open the full advisory

WID-SEC-W-2023-1350

Vulnerability from csaf_certbund - Published: 2023-06-01 22:00 - Updated: 2026-01-25 23:00

Summary

Splunk Splunk Enterprise: Mehrere Schwachstellen in Komponenten von Drittanbietern

Severity

Mittel

Scope

129 vulnerabilities in this advisory, including CVE-2021-23382.

CVE-2021-23382

Known affected: 10 products

Open the full advisory

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

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

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature