CVE-2021-43839

{"id": "CVE-2021-43839", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-12-21T17:15:08.413", "references": [{"url": "https://github.com/crypto-org-chain/cronos/commit/150ef237b37ac28c8136e1c0f494932860b9ebe8", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/crypto-org-chain/cronos/pull/270", "tags": ["Patch", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://github.com/crypto-org-chain/cronos/security/advisories/GHSA-f854-hpxv-cw9r", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-670"}]}, {"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-670"}]}], "descriptions": [{"lang": "en", "value": "Cronos is a commercial implementation of a blockchain. In Cronos nodes running versions before v0.6.5, it is possible to take transaction fees from Cosmos SDK's FeeCollector for the current block by sending a custom crafted MsgEthereumTx. This problem has been patched in Cronos v0.6.5. There are no tested workarounds. All validator node operators are recommended to upgrade to Cronos v0.6.5 at their earliest possible convenience."}, {"lang": "es", "value": "Cronos es una implementaci\u00f3n comercial de una cadena de bloques. En los nodos de Cronos que ejecutan versiones anteriores a la v0.6.5, es posible tomar las tasas de transacci\u00f3n del FeeCollector de Cosmos SDK para el bloque actual mediante el env\u00edo de un MsgEthereumTx dise\u00f1ado a medida. Este problema ha sido parcheado en Cronos versi\u00f3n v0.6.5. No se presentan soluciones probadas. Se recomienda a todos los operadores de nodos comprobadores que actualicen a Cronos versi\u00f3n v0.6.5 lo antes posible"}], "lastModified": "2022-01-05T15:10:00.907", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:crypto:cronos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E9F28A36-C787-45D6-A501-6957F4D5B99D", "versionEndExcluding": "0.6.5"}, {"criteria": "cpe:2.3:a:crypto:ethermint:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9815D335-02A9-4434-8BEE-21439F2B4834", "versionEndExcluding": "0.7.3"}, {"criteria": "cpe:2.3:a:crypto:ethermint:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26CC9F8A-86F5-4A0C-A296-AFF2E4676CD9", "versionEndIncluding": "0.9.0", "versionStartIncluding": "0.8.0"}, {"criteria": "cpe:2.3:a:crypto:evmos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "69E649A1-3CB0-491E-8E0E-D0C4205A4701", "versionEndIncluding": "0.4.2"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}