{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2022-43781", "assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66", "state": "PUBLISHED", "assignerShortName": "atlassian", "requesterUserId": "4ceb4895-2afc-4c29-bf72-c2e04b367c52", "dateReserved": "2022-10-26T14:49:11.114Z", "datePublished": "2022-11-17T00:00:01.210Z"}, "containers": {"cna": {"affected": [{"vendor": "Atlassian", "product": "Bitbucket Data Center", "versions": [{"version": "before 7.0", "status": "unaffected"}, {"version": "before 7.17.12", "status": "affected"}, {"version": "before 7.21.6", "status": "affected"}, {"version": "before 7.6.19", "status": "affected"}, {"version": "before 8.0.5", "status": "affected"}, {"version": "before 8.1.5", "status": "affected"}, {"version": "before 8.2.4", "status": "affected"}, {"version": "before 8.3.3", "status": "affected"}, {"version": "before 8.4.2", "status": "affected"}, {"version": "before 8.5.0", "status": "affected"}]}, {"vendor": "Atlassian", "product": "Bitbucket Server", "versions": [{"version": "before 7.0", "status": "unaffected"}, {"version": "before 7.17.12", "status": "affected"}, {"version": "before 7.21.6", "status": "affected"}, {"version": "before 7.6.19", "status": "affected"}, {"version": "before 8.0.5", "status": "affected"}, {"version": "before 8.1.5", "status": "affected"}, {"version": "before 8.2.4", "status": "affected"}, {"version": "before 8.3.3", "status": "affected"}, {"version": "before 8.4.2", "status": "affected"}, {"version": "before 8.5.0", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbitrary code on the system. This vulnerability can be unauthenticated if the Bitbucket Server and Data Center instance has enabled \u201cAllow public signup\u201d."}], "problemTypes": [{"descriptions": [{"description": "RCE (Remote Code Execution)", "lang": "en", "type": "RCE (Remote Code Execution)"}]}], "references": [{"url": "https://confluence.atlassian.com/x/Y4hXRg"}, {"url": "https://jira.atlassian.com/browse/BSERV-13522"}], "credits": [{"lang": "en", "value": "https://github.com/Ry0taK"}], "providerMetadata": {"orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66", "shortName": "atlassian", "dateUpdated": "2022-11-17T00:00:01.210Z"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "724D75B1-262B-4834-BDF9-359992FE358F", "versionEndExcluding": "7.6.19", "versionStartIncluding": "7.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "7DDB30B8-27BB-4754-A801-CC6D7FBD112D", "versionEndExcluding": "7.17.12", "versionStartIncluding": "7.7.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "C46D83C6-2375-4187-9A5F-1AD81A6520DA", "versionEndExcluding": "7.21.6", "versionStartIncluding": "7.18.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "18D68073-ED08-433F-9EB3-6BE4D58B08E6", "versionEndExcluding": "8.0.5", "versionStartIncluding": "7.22.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "7C1B0213-8CA7-4179-90D3-FCFE8BBE33BA", "versionEndExcluding": "8.1.5", "versionStartIncluding": "8.1.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "0D270F32-1BB2-46F8-8737-4CB39508EDD4", "versionEndExcluding": "8.2.4", "versionStartIncluding": "8.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "CF6224A3-4AD8-4DA7-8E68-A890B3915337", "versionEndExcluding": "8.3.3", "versionStartIncluding": "8.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:atlassian:bitbucket:*:*:*:*:*:*:*:*", "matchCriteriaId": "224634CB-9CA5-4292-B3F8-B3A86E4ADD70", "versionEndExcluding": "8.4.2", "versionStartIncluding": "8.4.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbitrary code on the system. This vulnerability can be unauthenticated if the Bitbucket Server and Data Center instance has enabled \u201cAllow public signup\u201d."}, {"lang": "es", "value": "Existe una vulnerabilidad de inyecci\u00f3n de comandos mediante variables de entorno en Bitbucket Server y Data Center. Un atacante con permiso para controlar su nombre de usuario puede aprovechar este problema para ejecutar c\u00f3digo arbitrario en el sistema. Esta vulnerabilidad puede no autenticarse si la instancia de Bitbucket Server y Data Center ha habilitado \"Allow public signup\"."}], "id": "CVE-2022-43781", "lastModified": "2022-11-18T18:51:28.923", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-11-17T00:15:18.483", "references": [{"source": "security@atlassian.com", "tags": ["Mitigation", "Release Notes", "Vendor Advisory"], "url": "https://confluence.atlassian.com/x/Y4hXRg"}, {"source": "security@atlassian.com", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://jira.atlassian.com/browse/BSERV-13522"}], "sourceIdentifier": "security@atlassian.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}