{"id":"CVE-2021-3581","state":"PUBLISHED","title":"Buffer Access with Incorrect Length Value in zephyr","description":"Buffer Access with Incorrect Length Value in zephyr. Zephyr versions >= >=2.5.0 contain Buffer Access with Incorrect Length Value (CWE-805). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5","publishedAt":"2021-10-05T20:50:18.826Z","updatedAt":"2024-09-16T19:05:46.027Z","severity":{"score":7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","source":"zephyr"},"assigner":"zephyr","products":["zephyrproject-rtos zephyr"],"affected":[{"vendor":"zephyrproject-rtos","product":"zephyr","versions":[{"version":">=2.5.0","status":"affected","lessThan":"unspecified","versionType":"custom"}]}],"references":["http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"],"weaknesses":["CWE-805"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3581.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-3581","state":"PUBLISHED","datePublished":"2021-10-05T20:50:18.826Z","dateUpdated":"2024-09-16T19:05:46.027Z","assignerShortName":"zephyr","assignerOrgId":"e2e69745-5e70-4e92-8431-deb5529a81ad","dateReserved":"2021-06-04T00:00:00.000Z"},"containers":{"cna":{"title":"Buffer Access with Incorrect Length Value in zephyr","descriptions":[{"lang":"en","value":"Buffer Access with Incorrect Length Value in zephyr. Zephyr versions >= >=2.5.0 contain Buffer Access with Incorrect Length Value (CWE-805). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"}],"affected":[{"vendor":"zephyrproject-rtos","product":"zephyr","versions":[{"version":">=2.5.0","status":"affected","lessThan":"unspecified","versionType":"custom"}]}],"references":[{"url":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-805","description":"Buffer Access with Incorrect Length Value (CWE-805)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"zephyr","dateUpdated":"2021-10-05T20:50:18.000Z","orgId":"e2e69745-5e70-4e92-8431-deb5529a81ad"},"datePublic":"2021-09-04T00:00:00.000Z","source":{"defect":["https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"]},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"vulnerabilities@zephyrproject.org","DATE_PUBLIC":"2021-09-04T00:00:00.000Z","ID":"CVE-2021-3581","STATE":"PUBLIC","TITLE":"Buffer Access with Incorrect Length Value in zephyr"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"zephyr","version":{"version_data":[{"version_affected":">=","version_value":">=2.5.0"}]}}]},"vendor_name":"zephyrproject-rtos"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"Buffer Access with Incorrect Length Value in zephyr. Zephyr versions >= >=2.5.0 contain Buffer Access with Incorrect Length Value (CWE-805). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"}]},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","environmentalScore":7.1,"integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","temporalScore":7,"userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Buffer Access with Incorrect Length Value (CWE-805)"}]}]},"references":{"reference_data":[{"name":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5","refsource":"MISC","url":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"}]},"source":{"defect":["https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5"]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8q65-5gqf-fmw5","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:01:07.347Z"}}]}}}