CVE-2021-46823

{"id": "CVE-2021-46823", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2022-06-18T16:15:08.173", "references": [{"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/221507", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://github.com/python-ldap/python-ldap/security/advisories/GHSA-r8wq-qrxc-hmcm", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "python-ldap before 3.4.0 is vulnerable to a denial of service when ldap.schema is used for untrusted schema definitions, because of a regular expression denial of service (ReDoS) flaw in the LDAP schema parser. By sending crafted regex input, a remote authenticated attacker could exploit this vulnerability to cause a denial of service condition."}, {"lang": "es", "value": "python-ldap versiones anteriores a 3.4.0, es vulnerable a una denegaci\u00f3n de servicio cuando es usado ldap.schema para definiciones de esquemas que no son confiables, debido a un fallo de denegaci\u00f3n de servicio de expresiones regulares (ReDoS) en el analizador de esquemas LDAP. Al enviar una entrada regex dise\u00f1ada, un atacante remoto autenticado podr\u00eda explotar esta vulnerabilidad para causar una condici\u00f3n de denegaci\u00f3n de servicio"}], "lastModified": "2023-08-08T14:22:24.967", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:python-ldap:python-ldap:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F835007B-61B5-4D3F-B13B-3AC65B686D7A", "versionEndExcluding": "3.4.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}