CVE-2021-43786

{"containers": {"cna": {"affected": [{"product": "NodeBB", "vendor": "NodeBB", "versions": [{"status": "affected", "version": ">= 1.15.0, < 1.18.5"}]}], "descriptions": [{"lang": "en", "value": "Nodebb is an open source Node.js based forum software. In affected versions incorrect logic present in the token verification step unintentionally allowed master token access to the API. The vulnerability has been patch as of v1.18.5. Users are advised to upgrade as soon as possible."}], "metrics": [{"cvssV3_1": {"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"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-287", "description": "CWE-287: Improper Authentication", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-09-13T20:56:30.000Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"}, {"tags": ["x_refsource_MISC"], "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"}], "source": {"advisory": "GHSA-hf2m-j98r-4fqw", "discovery": "UNKNOWN"}, "title": "API token verification can be bypassed", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-43786", "STATE": "PUBLIC", "TITLE": "API token verification can be bypassed"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "NodeBB", "version": {"version_data": [{"version_value": ">= 1.15.0, < 1.18.5"}]}}]}, "vendor_name": "NodeBB"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Nodebb is an open source Node.js based forum software. In affected versions incorrect logic present in the token verification step unintentionally allowed master token access to the API. The vulnerability has been patch as of v1.18.5. Users are advised to upgrade as soon as possible."}]}, "impact": {"cvss": {"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"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-287: Improper Authentication"}]}]}, "references": {"reference_data": [{"name": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5", "refsource": "MISC", "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}, {"name": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw", "refsource": "CONFIRM", "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"}, {"name": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500", "refsource": "MISC", "url": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"}, {"name": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/", "refsource": "MISC", "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"}]}, "source": {"advisory": "GHSA-hf2m-j98r-4fqw", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:03:08.931Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2021-43786", "datePublished": "2021-11-29T19:30:17.000Z", "dateReserved": "2021-11-16T00:00:00.000Z", "dateUpdated": "2024-08-04T04:03:08.931Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "NodeBB", "vendor": "NodeBB", "versions": [{"status": "affected", "version": ">= 1.15.0, < 1.18.5"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nodebb:nodebb:*:*:*:*:*:*:*:*", "matchCriteriaId": "688C48BA-FEEB-401F-B323-B2E5DCDE248F", "versionEndIncluding": "1.18.4", "versionStartIncluding": "1.15.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Nodebb is an open source Node.js based forum software. In affected versions incorrect logic present in the token verification step unintentionally allowed master token access to the API. The vulnerability has been patch as of v1.18.5. Users are advised to upgrade as soon as possible."}, {"lang": "es", "value": "Nodebb es un software de foro de c\u00f3digo abierto basado en Node.js. En las versiones afectadas, una l\u00f3gica incorrecta presente en el paso de verificaci\u00f3n del token permit\u00eda involuntariamente el acceso del token maestro a la API. La vulnerabilidad ha sido parcheada a partir de la versi\u00f3n v1.18.5. Se recomienda a usuarios que actualicen lo antes posible"}], "id": "CVE-2021-43786", "lastModified": "2026-06-17T04:11:26.233", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "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": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-29T20:15:08.133", "references": [{"source": "security-advisories@github.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"}, {"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"}, {"source": "security-advisories@github.com", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/commit/04dab1d550cdebf4c1567bca9a51f8b9ca48a500"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/releases/tag/v1.18.5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/NodeBB/NodeBB/security/advisories/GHSA-hf2m-j98r-4fqw"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{}