CVE-2021-4300

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-4300", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2023-01-04T21:05:34.926Z", "datePublished": "2023-01-04T21:14:42.593Z", "dateUpdated": "2024-08-03T17:23:10.410Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2023-10-20T13:33:26.270Z"}, "title": "ghostlander Halcyon Block Verification main.cpp AddToBlockIndex access control", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Controls"}]}], "affected": [{"vendor": "ghostlander", "product": "Halcyon", "versions": [{"version": "n/a", "status": "affected"}], "modules": ["Block Verification"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in ghostlander Halcyon and classified as critical. Affected by this vulnerability is the function CBlock::AddToBlockIndex of the file src/main.cpp of the component Block Verification. The manipulation leads to improper access controls. The attack can be launched remotely. Upgrading to version 1.1.1.0-hal is able to address this issue. The identifier of the patch is 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. It is recommended to upgrade the affected component. The identifier VDB-217417 was assigned to this vulnerability."}, {"lang": "de", "value": "In ghostlander Halcyon wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Betroffen ist die Funktion CBlock::AddToBlockIndex der Datei src/main.cpp der Komponente Block Verification. Mit der Manipulation mit unbekannten Daten kann eine improper access controls-Schwachstelle ausgenutzt werden. Der Angriff kann \u00fcber das Netzwerk passieren. Ein Aktualisieren auf die Version 1.1.1.0-hal vermag dieses Problem zu l\u00f6sen. Der Patch wird als 0675b25ae9cc10b5fdc8ea3a32c642979762d45e bezeichnet. Als bestm\u00f6gliche Massnahme wird das Einspielen eines Upgrades empfohlen."}], "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P"}}], "timeline": [{"time": "2023-01-04T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2023-01-04T00:00:00.000Z", "lang": "en", "value": "CVE reserved"}, {"time": "2023-01-04T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2023-01-28T11:31:10.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "VulDB GitHub Commit Analyzer", "type": "tool"}], "references": [{"url": "https://vuldb.com/?id.217417", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.217417", "tags": ["signature", "permissions-required"]}, {"url": "https://github.com/ghostlander/Halcyon/commit/0675b25ae9cc10b5fdc8ea3a32c642979762d45e", "tags": ["patch"]}, {"url": "https://github.com/ghostlander/Halcyon/releases/tag/v1.1.1.0-hal", "tags": ["patch"]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:23:10.410Z"}, "title": "CVE Program Container", "references": [{"url": "https://vuldb.com/?id.217417", "tags": ["vdb-entry", "technical-description", "x_transferred"]}, {"url": "https://vuldb.com/?ctiid.217417", "tags": ["signature", "permissions-required", "x_transferred"]}, {"url": "https://github.com/ghostlander/Halcyon/commit/0675b25ae9cc10b5fdc8ea3a32c642979762d45e", "tags": ["patch", "x_transferred"]}, {"url": "https://github.com/ghostlander/Halcyon/releases/tag/v1.1.1.0-hal", "tags": ["patch", "x_transferred"]}]}]}}

{}

{"affected": [{"affectedData": [{"modules": ["Block Verification"], "product": "Halcyon", "vendor": "ghostlander", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:halcyon_project:halcyon:*:*:*:*:*:*:*:*", "matchCriteriaId": "FD1553FD-C96D-4F32-B93F-E785D7CC4329", "versionEndExcluding": "1.1.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in ghostlander Halcyon and classified as critical. Affected by this vulnerability is the function CBlock::AddToBlockIndex of the file src/main.cpp of the component Block Verification. The manipulation leads to improper access controls. The attack can be launched remotely. Upgrading to version 1.1.1.0-hal is able to address this issue. The identifier of the patch is 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. It is recommended to upgrade the affected component. The identifier VDB-217417 was assigned to this vulnerability."}, {"lang": "es", "value": "Se ha encontrado una vulnerabilidad en Ghostlander Halcyon y ha sido clasificada como cr\u00edtica. La funci\u00f3n CBlock::AddToBlockIndex del archivo src/main.cpp del componente Block Verification es afectada por esta vulnerabilidad. La manipulaci\u00f3n conduce a controles de acceso inadecuados. El ataque se puede lanzar de forma remota. La actualizaci\u00f3n a la versi\u00f3n 1.1.1.0-hal puede solucionar este problema. El identificador del parche es 0675b25ae9cc10b5fdc8ea3a32c642979762d45e. Se recomienda actualizar el componente afectado. A esta vulnerabilidad se le asign\u00f3 el identificador VDB-217417."}], "id": "CVE-2021-4300", "lastModified": "2026-06-17T04:19:27.370", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"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": "2023-01-04T22:15:08.903", "references": [{"source": "cna@vuldb.com", "tags": ["Patch"], "url": "https://github.com/ghostlander/Halcyon/commit/0675b25ae9cc10b5fdc8ea3a32c642979762d45e"}, {"source": "cna@vuldb.com", "tags": ["Release Notes"], "url": "https://github.com/ghostlander/Halcyon/releases/tag/v1.1.1.0-hal"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://vuldb.com/?ctiid.217417"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://vuldb.com/?id.217417"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/ghostlander/Halcyon/commit/0675b25ae9cc10b5fdc8ea3a32c642979762d45e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/ghostlander/Halcyon/releases/tag/v1.1.1.0-hal"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://vuldb.com/?ctiid.217417"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Third Party Advisory"], "url": "https://vuldb.com/?id.217417"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "cna@vuldb.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}