fkie_cve-2025-27220
Vulnerability from fkie_nvd
Published
2025-03-04 00:15
Modified
2025-03-05 14:58
Severity ?
4.0 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/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
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.
References
▶ | URL | Tags | |
---|---|---|---|
cve@mitre.org | https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27220.yml | Third Party Advisory | |
cve@mitre.org | https://hackerone.com/reports/2890322 | Permissions Required |
Impacted products
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:ruby-lang:cgi:*:*:*:*:*:ruby:*:*", "matchCriteriaId": "E7161F63-FEE1-4803-A460-FE87E323B05D", "versionEndExcluding": "0.3.5.1", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:cgi:*:*:*:*:*:ruby:*:*", "matchCriteriaId": "A30117BA-C46E-44BB-A581-86E43F37D6E4", "versionEndExcluding": "0.4.2", "versionStartIncluding": "0.4.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:ruby-lang:cgi:0.3.6:*:*:*:*:ruby:*:*", "matchCriteriaId": "8AE1C5F9-0743-49A2-8292-0018FEEF81E0", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:a:ruby-lang:ruby:3.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "DD748C02-1E5E-4D92-9C41-2BF953874C32", "vulnerable": false }, { "criteria": "cpe:2.3:a:ruby-lang:ruby:3.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "8850AECE-0966-403B-A0D8-694C3ECE39D4", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method." }, { "lang": "es", "value": "En la gema CGI anterior a 0.4.2 para Ruby, existe una vulnerabilidad de denegaci\u00f3n de servicio de expresi\u00f3n regular (ReDoS) en el m\u00e9todo Util#escapeElement." } ], "id": "CVE-2025-27220", "lastModified": "2025-03-05T14:58:14.463", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L", "version": "3.1" }, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "cve@mitre.org", "type": "Secondary" }, { "cvssData": { "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, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2025-03-04T00:15:31.693", "references": [ { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27220.yml" }, { "source": "cve@mitre.org", "tags": [ "Permissions Required" ], "url": "https://hackerone.com/reports/2890322" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-1333" } ], "source": "cve@mitre.org", "type": "Secondary" }, { "description": [ { "lang": "en", "value": "CWE-1333" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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