Vulnerability-Lookup

GHSA-HG3W-7HJ9-M3F7

Vulnerability from github – Published: 2022-05-21 00:00 – Updated: 2022-05-25 20:35

Summary

Regular expression denial of service in url_regex

Details

All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash.

Severity ?

5.3 (Medium)


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

Show details on source website

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "url_regex"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-21195"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1333"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-05-25T20:35:04Z",
    "nvd_published_at": "2022-05-20T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash.",
  "id": "GHSA-hg3w-7hj9-m3f7",
  "modified": "2022-05-25T20:35:04Z",
  "published": "2022-05-21T00:00:25Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-21195"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/AlexFlipnote/url_regex"
    },
    {
      "type": "WEB",
      "url": "https://github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Regular expression denial of service in url_regex"
}

CVE-2022-21195 (GCVE-0-2022-21195)

Vulnerability from cvelistv5 – Published: 2022-05-20 20:00 – Updated: 2024-09-16 20:47

Title

Regular Expression Denial of Service (ReDoS)

Summary

All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash.

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

References

URL

Tags

	https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643	x_refsource_MISC
	https://github.com/AlexFlipnote/url_regex/blob/ma…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	url-regex	Affected: 0 , < unspecified (custom)

Credits

yousukezan

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T02:31:59.235Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "url-regex",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "yousukezan"
        }
      ],
      "datePublic": "2022-05-20T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "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:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Regular Expression Denial of Service (ReDoS)",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-20T20:00:13",
        "orgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
        "shortName": "snyk"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py"
        }
      ],
      "title": "Regular Expression Denial of Service (ReDoS)",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "DATE_PUBLIC": "2022-05-20T20:00:01.861064Z",
          "ID": "CVE-2022-21195",
          "STATE": "PUBLIC",
          "TITLE": "Regular Expression Denial of Service (ReDoS)"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "url-regex",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003e=",
                            "version_value": "0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "yousukezan"
          }
        ],
        "data_format": "MITRE",
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        "data_version": "4.0",
        "description": {
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              "value": "All versions of package url-regex are vulnerable to Regular Expression Denial of Service (ReDoS) which can cause the CPU usage to crash."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "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:L",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
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                  "value": "Regular Expression Denial of Service (ReDoS)"
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          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643",
              "refsource": "MISC",
              "url": "https://snyk.io/vuln/SNYK-PYTHON-URLREGEX-2347643"
            },
            {
              "name": "https://github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py",
              "refsource": "MISC",
              "url": "https://github.com/AlexFlipnote/url_regex/blob/master/url_regex/url_regex.py"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "bae035ff-b466-4ff4-94d0-fc9efd9e1730",
    "assignerShortName": "snyk",
    "cveId": "CVE-2022-21195",
    "datePublished": "2022-05-20T20:00:14.033827Z",
    "dateReserved": "2022-02-24T00:00:00",
    "dateUpdated": "2024-09-16T20:47:32.328Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-HG3W-7HJ9-M3F7

CVE-2022-21195 (GCVE-0-2022-21195)

Tags

Sightings

Nomenclature