{"containers": {"cna": {"affected": [{"product": "openzeppelin-contracts", "vendor": "OpenZeppelin", "versions": [{"status": "affected", "version": ">= 4.3.0, < 4.7.2"}]}], "descriptions": [{"lang": "en", "value": "OpenZeppelin Contracts is a library for secure smart contract development. This issue concerns instances of Governor that use the module `GovernorVotesQuorumFraction`, a mechanism that determines quorum requirements as a percentage of the voting token's total supply. In affected instances, when a proposal is passed to lower the quorum requirements, past proposals may become executable if they had been defeated only due to lack of quorum, and the number of votes it received meets the new quorum requirement. Analysis of instances on chain found only one proposal that met this condition, and we are actively monitoring for new occurrences of this particular issue. This issue has been patched in v4.7.2. Users are advised to upgrade. Users unable to upgrade should consider avoiding lowering quorum requirements if a past proposal was defeated for lack of quorum."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-682", "description": "CWE-682: Incorrect Calculation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-08-01T21:00:16", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-xrc4-737v-9q75"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3561"}], "source": {"advisory": "GHSA-xrc4-737v-9q75", "discovery": "UNKNOWN"}, "title": "GovernorVotesQuorumFraction updates to quorum may affect past defeated proposals in @openzeppelin/contracts", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security-advisories@github.com", "ID": "CVE-2022-31198", "STATE": "PUBLIC", "TITLE": "GovernorVotesQuorumFraction updates to quorum may affect past defeated proposals in @openzeppelin/contracts"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "openzeppelin-contracts", "version": {"version_data": [{"version_value": ">= 4.3.0, < 4.7.2"}]}}]}, "vendor_name": "OpenZeppelin"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "OpenZeppelin Contracts is a library for secure smart contract development. 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Users unable to upgrade should consider avoiding lowering quorum requirements if a past proposal was defeated for lack of quorum."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-682: Incorrect Calculation"}]}]}, "references": {"reference_data": [{"name": "https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-xrc4-737v-9q75", "refsource": "CONFIRM", "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-xrc4-737v-9q75"}, {"name": "https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3561", "refsource": "MISC", "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3561"}]}, "source": {"advisory": "GHSA-xrc4-737v-9q75", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T07:11:39.767Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-xrc4-737v-9q75"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3561"}]}]}, "cveMetadata": {"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2022-31198", "datePublished": "2022-08-01T21:00:17", "dateReserved": "2022-05-18T00:00:00", "dateUpdated": "2024-08-03T07:11:39.767Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openzeppelin:contracts:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "482AE450-2F5C-4126-AAF2-BCC2927BB9CD", "versionEndExcluding": "4.7.2", "versionStartIncluding": "4.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:openzeppelin:contracts_upgradeable:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "0C3E7C38-ECF1-48E7-A1B8-E68ED6E5FAE8", "versionEndExcluding": "4.7.2", "versionStartIncluding": "4.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenZeppelin Contracts is a library for secure smart contract development. This issue concerns instances of Governor that use the module `GovernorVotesQuorumFraction`, a mechanism that determines quorum requirements as a percentage of the voting token's total supply. In affected instances, when a proposal is passed to lower the quorum requirements, past proposals may become executable if they had been defeated only due to lack of quorum, and the number of votes it received meets the new quorum requirement. Analysis of instances on chain found only one proposal that met this condition, and we are actively monitoring for new occurrences of this particular issue. This issue has been patched in v4.7.2. Users are advised to upgrade. Users unable to upgrade should consider avoiding lowering quorum requirements if a past proposal was defeated for lack of quorum."}, {"lang": "es", "value": "OpenZeppelin Contracts es una biblioteca para el desarrollo de contratos inteligentes seguros. Este problema afecta a las instancias de Governor que usan el m\u00f3dulo \"GovernorVotesQuorumFraction\", un mecanismo que determina los requisitos de qu\u00f3rum como un porcentaje del suministro total del token de votaci\u00f3n. En las instancias afectadas, cuando es aprobada una propuesta para reducir los requisitos de qu\u00f3rum, las propuestas anteriores pueden volverse ejecutables si hab\u00edan sido derrotadas s\u00f3lo por falta de qu\u00f3rum, y el n\u00famero de votos que recibi\u00f3 cumple con el nuevo requisito de qu\u00f3rum. El an\u00e1lisis de las instancias en la cadena encontr\u00f3 s\u00f3lo una propuesta que cumpl\u00eda esta condici\u00f3n, y estamos monitoreando activamente para nuevas ocurrencias de este problema en particular. Este problema ha sido corregido en versi\u00f3n 4.7.2. Es recomendado a usuarios actualizar. Los usuarios que no puedan actualizarse deber\u00edan considerar la posibilidad de no reducir los requisitos de qu\u00f3rum si una propuesta anterior fue rechazada por falta de qu\u00f3rum"}], "id": "CVE-2022-31198", "lastModified": "2022-12-06T19:51:44.790", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2022-08-01T21:15:13.620", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/pull/3561"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/OpenZeppelin/openzeppelin-contracts/security/advisories/GHSA-xrc4-737v-9q75"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-682"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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