CVE-2021-20093

{"id": "CVE-2021-20093", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "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": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 3.9}]}, "published": "2021-06-16T12:15:12.037", "references": [{"url": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf", "tags": ["Mitigation", "Vendor Advisory"], "source": "vulnreport@tenable.com"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf", "tags": ["Patch", "Third Party Advisory"], "source": "vulnreport@tenable.com"}, {"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02", "tags": ["Third Party Advisory", "US Government Resource"], "source": "vulnreport@tenable.com"}, {"url": "https://www.tenable.com/security/research/tra-2021-24", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "vulnreport@tenable.com"}, {"url": "https://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-01.pdf", "tags": ["Mitigation", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02", "tags": ["Third Party Advisory", "US Government Resource"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.tenable.com/security/research/tra-2021-24", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker can exploit this issue to disclose heap memory contents or crash the CodeMeter Runtime Server."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de lectura excesiva del b\u00fafer en Wibu-Systems CodeMeter versiones anteriores a 7.21a. Un atacante remoto no autenticado puede explotar este problema para revelar el contenido de la memoria de la pila o bloquear el CodeMeter Runtime Server"}], "lastModified": "2024-11-21T05:45:54.840", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:wibu:codemeter:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "703D0DCC-23C2-4E57-A273-B6BDA05D424C", "versionEndIncluding": "7.21a"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:siemens:pss_cape:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "890BA38B-38CD-4B6D-96E8-A786CFFE4C35"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sicam_230_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A559DA1A-EB9D-4F93-9649-D69BF916BEE4"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sicam_230:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "702949EB-ED2D-4E85-802B-93EEA4FA939E"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:siemens:simatic_information_server:2019:sp1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4BB95C8C-188D-430F-9D59-7F5E1832A0A5"}, {"criteria": "cpe:2.3:a:siemens:simatic_information_server:2020:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EBF9131D-6408-443C-9322-2E31B1A87CB0"}, {"criteria": "cpe:2.3:a:siemens:simatic_pcs_neo:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "884EC00C-1155-436D-94F4-C6F2303732CF", "versionEndExcluding": "3.1"}, {"criteria": "cpe:2.3:a:siemens:simatic_wincc_oa:3.17:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "305D0C1C-16AF-4011-B449-F266FFA6FA3B"}, {"criteria": "cpe:2.3:a:siemens:simatic_wincc_oa:3.18:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2832A89E-57BE-4BB2-94AC-17DC3CFD91FA"}, {"criteria": "cpe:2.3:a:siemens:simit_simulation_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "64235511-8464-440C-ACD4-B3D046552735", "versionEndExcluding": "10.3", "versionStartIncluding": "10.0"}, {"criteria": "cpe:2.3:a:siemens:simit_simulation_platform:10.3:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2603C1BD-9B47-4936-B1D2-6D425B764B81"}, {"criteria": "cpe:2.3:a:siemens:sinec_infrastructure_network_services:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B0F46497-4AB0-49A7-9453-CC26837BF253", "versionEndExcluding": "1.0.1.1"}, {"criteria": "cpe:2.3:a:siemens:sinec_infrastructure_network_services:1.0.1:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5145C088-C0B0-44EB-A852-74695BCF3806"}, {"criteria": "cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F65F9901-F4BD-4484-9749-D5022245D686", "versionEndExcluding": "3.0"}, {"criteria": "cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4F03BAD5-7B90-4212-ACBC-3C878C02CDAA"}, {"criteria": "cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:sp1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E5BACE03-50A7-4279-8CA5-2BB95224D485"}, {"criteria": "cpe:2.3:h:siemens:simatic_process_historian:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73659BCA-7F7A-45D4-AB01-07932B16EA59", "versionEndExcluding": "2020", "versionStartIncluding": "2019"}, {"criteria": "cpe:2.3:h:siemens:simatic_process_historian:2020:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C5DB15E6-296B-48DE-945E-48196595B58B"}], "operator": "OR"}]}], "sourceIdentifier": "vulnreport@tenable.com"}