{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the server in Veritas Backup Exec through 16.2, 20.6 before hotfix 298543, and 21.1 before hotfix 657517. On start-up, it loads the OpenSSL library from the Installation folder. This library in turn attempts to load the /usr/local/ssl/openssl.cnf configuration file, which may not exist. On Windows systems, this path could translate to <drive>:\\usr\\local\\ssl\\openssl.cnf. A low privileged user can create a :\\usr\\local\\ssl\\openssl.cnf configuration file to load a malicious OpenSSL engine, resulting in arbitrary code execution as SYSTEM when the service starts. This gives the attacker administrator access on the system, allowing the attacker (by default) to access all data, access all installed applications, etc. If the system is also an Active Directory domain controller, then this can affect the entire domain."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:N/S:C/UI:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-01-07T05:06:06", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "VU#429301", "tags": ["third-party-advisory", "x_refsource_CERT-VN"], "url": "https://www.kb.cert.org/vuls/id/429301"}, {"tags": ["x_refsource_MISC"], "url": "https://www.veritas.com/content/support/en_US/security/VTS20-010"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-36167", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in the server in Veritas Backup Exec through 16.2, 20.6 before hotfix 298543, and 21.1 before hotfix 657517. On start-up, it loads the OpenSSL library from the Installation folder. This library in turn attempts to load the /usr/local/ssl/openssl.cnf configuration file, which may not exist. On Windows systems, this path could translate to <drive>:\\usr\\local\\ssl\\openssl.cnf. A low privileged user can create a :\\usr\\local\\ssl\\openssl.cnf configuration file to load a malicious OpenSSL engine, resulting in arbitrary code execution as SYSTEM when the service starts. This gives the attacker administrator access on the system, allowing the attacker (by default) to access all data, access all installed applications, etc. If the system is also an Active Directory domain controller, then this can affect the entire domain."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:L/A:H/C:H/I:H/PR:N/S:C/UI:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "VU#429301", "refsource": "CERT-VN", "url": "https://www.kb.cert.org/vuls/id/429301"}, {"name": "https://www.veritas.com/content/support/en_US/security/VTS20-010", "refsource": "MISC", "url": "https://www.veritas.com/content/support/en_US/security/VTS20-010"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T17:23:09.486Z"}, "title": "CVE Program Container", "references": [{"name": "VU#429301", "tags": ["third-party-advisory", "x_refsource_CERT-VN", "x_transferred"], "url": "https://www.kb.cert.org/vuls/id/429301"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.veritas.com/content/support/en_US/security/VTS20-010"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-36167", "datePublished": "2021-01-06T00:51:25", "dateReserved": "2021-01-06T00:00:00", "dateUpdated": "2024-08-04T17:23:09.486Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:veritas:backup_exec:*:*:*:*:*:*:*:*", "matchCriteriaId": "F8277D32-5E34-46FC-A896-3912828E9419", "versionEndExcluding": "20.0.1188.2734", "versionStartIncluding": "20.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:veritas:backup_exec:*:*:*:*:*:*:*:*", "matchCriteriaId": "239D53F3-62B4-453D-AC84-CBA5DAFA59D9", "versionEndExcluding": "21.0.1200.1217", "versionStartIncluding": "21.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the server in Veritas Backup Exec through 16.2, 20.6 before hotfix 298543, and 21.1 before hotfix 657517. On start-up, it loads the OpenSSL library from the Installation folder. This library in turn attempts to load the /usr/local/ssl/openssl.cnf configuration file, which may not exist. On Windows systems, this path could translate to <drive>:\\usr\\local\\ssl\\openssl.cnf. A low privileged user can create a :\\usr\\local\\ssl\\openssl.cnf configuration file to load a malicious OpenSSL engine, resulting in arbitrary code execution as SYSTEM when the service starts. This gives the attacker administrator access on the system, allowing the attacker (by default) to access all data, access all installed applications, etc. If the system is also an Active Directory domain controller, then this can affect the entire domain."}, {"lang": "es", "value": "Se detect\u00f3 un problema en el servidor en Veritas Backup Exec versiones hasta 16.2, versiones 20.6 anteriores a la hotfix 298543 y versiones 21.1 anteriores a la hotfix 657517. Al iniciar, carga la biblioteca OpenSSL desde la carpeta de instalaci\u00f3n.&#xa0;Esta biblioteca, a su vez, intenta cargar el archivo de configuraci\u00f3n /usr/local/ssl/openssl.cnf, que puede no estar presente.&#xa0;En sistemas Windows, esta ruta podr\u00eda traducirse a (drive):\\usr\\local\\ssl\\openssl.cnf.&#xa0;Un usuario poco privilegiado puede crear un archivo de configuraci\u00f3n:\\usr\\local\\ssl\\openssl.cnf para cargar un motor OpenSSL malicioso, resultando en una ejecuci\u00f3n de c\u00f3digo arbitraria como SYSTEM cuando se inicia el servicio.&#xa0;Esto le otorga al atacante acceso de administrador al sistema, permitiendo al atacante (por defecto) acceder a todos los datos, acceder a todas las aplicaciones instaladas, etc. Si el sistema tambi\u00e9n es un controlador de dominio de Active Directory, entonces esto puede afectar a todo el dominio"}], "id": "CVE-2020-36167", "lastModified": "2024-11-21T05:28:52.113", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 9.3, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 6.0, "source": "cve@mitre.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-06T01:15:13.183", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.kb.cert.org/vuls/id/429301"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.veritas.com/content/support/en_US/security/VTS20-010"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.kb.cert.org/vuls/id/429301"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.veritas.com/content/support/en_US/security/VTS20-010"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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