Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-11991", "assignerOrgId": "6b35d637-e00f-4228-858c-b20ad6e1d07b", "state": "PUBLISHED", "assignerShortName": "Dfinity", "dateReserved": "2024-11-29T10:02:19.279Z", "datePublished": "2024-12-09T14:38:07.288Z", "dateUpdated": "2024-12-09T15:07:37.640Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "moc", "product": "Motoko", "vendor": "Internet Computer", "versions": [{"lessThanOrEqual": "0.13.3", "status": "affected", "version": "0.9.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p></p><p>Motoko's incremental garbage collector is impacted by an uninitialized memory access bug, caused by incorrect use of write barriers in a few locations. This vulnerability could potentially allow unauthorized read or write access to a Canister's memory. However, exploiting this bug requires the Canister to enable the incremental garbage collector or enhanced orthogonal persistence, which are non-default features in Motoko.</p><p></p>"}], "value": "Motoko's incremental garbage collector is impacted by an uninitialized memory access bug, caused by incorrect use of write barriers in a few locations. This vulnerability could potentially allow unauthorized read or write access to a Canister's memory. However, exploiting this bug requires the Canister to enable the incremental garbage collector or enhanced orthogonal persistence, which are non-default features in Motoko."}], "impacts": [{"capecId": "CAPEC-131", "descriptions": [{"lang": "en", "value": "CAPEC-131 Resource Leak Exposure"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-908", "description": "CWE-908 Use of Uninitialized Resource", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "6b35d637-e00f-4228-858c-b20ad6e1d07b", "shortName": "Dfinity", "dateUpdated": "2024-12-09T14:38:07.288Z"}, "references": [{"url": "https://github.com/dfinity/motoko/pull/4677"}, {"url": "https://github.com/dfinity/motoko/security/advisories/GHSA-9rhg-3qf8-hrv3"}], "source": {"discovery": "UNKNOWN"}, "title": "Uninitialized memory access in Motoko incremental garbage collector", "workarounds": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Disable incremental garbage collector and enhanced orthogonal persistence. i.e. do <strong>not compile</strong> with <i>\u2014incremental-gc</i> or <i>--enhanced-orthogonal-persistence</i> options.</p>"}], "value": "Disable incremental garbage collector and enhanced orthogonal persistence. i.e. do not compile\u00a0with\u00a0\u2014incremental-gc or --enhanced-orthogonal-persistence options."}], "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-12-09T15:07:27.354775Z", "id": "CVE-2024-11991", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-09T15:07:37.640Z"}}]}}