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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:torbot_project:torbot:*:*:*:*:*:*:*:*", "matchCriteriaId": "1A76049A-5F05-41CC-8B99-48D3179C49C3", "versionEndExcluding": "4.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:validators_project:validators:0.11.0:*:*:*:*:python:*:*", "matchCriteriaId": "E3D93DF2-C7B5-41A8-BA99-AD42587A6BE0", "vulnerable": true}, {"criteria": "cpe:2.3:a:validators_project:validators:0.20.0:*:*:*:*:python:*:*", "matchCriteriaId": "471398FE-B318-403A-80B0-C6E43EA1480E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Torbot is an open source tor network intelligence tool. In affected versions the `torbot.modules.validators.validate_link function` uses the python-validators URL validation regex. This particular regular expression has an exponential complexity which allows an attacker to cause an application crash using a well-crafted argument. An attacker can use a well-crafted URL argument to exploit the vulnerability in the regular expression and cause a Denial of Service on the system. The validators file has been removed in version 4.0.0. Users are advised to upgrade. There are no known workarounds for this vulnerability."}, {"lang": "es", "value": "Torbot es una herramienta de inteligencia de red Tor de c\u00f3digo abierto. En las versiones afectadas, la `funci\u00f3n torbot.modules.validators.validate_link` utiliza la expresi\u00f3n regular de validaci\u00f3n de URL de python-validators. Esta expresi\u00f3n regular en particular tiene una complejidad exponencial que permite a un atacante provocar el bloqueo de una aplicaci\u00f3n utilizando un argumento manipulado bien elaborado. Un atacante puede utilizar un argumento de URL manipulado bien elaborado para explotar la vulnerabilidad en la expresi\u00f3n regular y provocar una Denegaci\u00f3n de Servicio en el System. El archivo de validadores se elimin\u00f3 en la versi\u00f3n 4.0.0. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."}], "id": "CVE-2023-45813", "lastModified": "2024-11-21T08:27:24.480", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 4.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 3.6, "source": "security-advisories@github.com", "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": "2023-10-18T21:15:09.640", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/DedSecInside/TorBot/commit/ef6e06bc7785355b1701d5524eb4550441086ac4"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/DedSecInside/TorBot/security/advisories/GHSA-72qw-p7hh-m3ff"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/DedSecInside/TorBot/commit/ef6e06bc7785355b1701d5524eb4550441086ac4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/DedSecInside/TorBot/security/advisories/GHSA-72qw-p7hh-m3ff"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1333"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-1333"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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