CVE-2021-41690

{"id": "CVE-2021-41690", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-06-28T13:15:10.783", "references": [{"url": "https://github.com/DCMTK/dcmtk", "tags": ["Product", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/DCMTK/dcmtk/commit/a9697dfeb672b0b9412c00c7d36d801e27ec85cb", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "DCMTK through 3.6.6 does not handle memory free properly. The malloced memory for storing all file information are recorded in a global variable LST and are not freed properly. Sending specific requests to the dcmqrdb program can incur a memory leak. An attacker can use it to launch a DoS attack."}, {"lang": "es", "value": "DCMTK versiones hasta 3.6.6 no maneja apropiadamente la memoria libre. La memoria mallocada para almacenar toda la informaci\u00f3n de los archivos es registrada en una variable global LST y no es liberada apropiadamente. El env\u00edo de peticiones espec\u00edficas al programa dcmqrdb puede incurrir en una p\u00e9rdida de memoria. Un atacante puede usarla para lanzar un ataque DoS"}], "lastModified": "2022-07-06T19:43:33.627", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:offis:dcmtk:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8F06D153-851C-4E6F-B524-2A8D40A8F634", "versionEndIncluding": "3.6.6"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}