CVE-2022-33906

{"id": "CVE-2022-33906", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.5}]}, "published": "2022-11-15T00:15:11.870", "references": [{"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf", "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge/SA-2022048", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-367"}]}], "descriptions": [{"lang": "en", "value": "DMA transactions which are targeted at input buffers used for the FwBlockServiceSmm software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the FwBlockServiceSmm driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. Fixed in kernel 5.2: 05.27.23, 5.3: 05.36.23, 5.4: 05.44.23, 5.5: 05.52.23 https://www.insyde.com/security-pledge/SA-2022048"}, {"lang": "es", "value": "Las transacciones DMA que est\u00e1n dirigidas a los b\u00faferes de entrada utilizados para el controlador SMI del software FwBlockServiceSmm podr\u00edan causar corrupci\u00f3n de SMRAM a trav\u00e9s de un ataque TOCTOU. Las transacciones DMA que est\u00e1n dirigidas a los b\u00faferes de entrada utilizados para el controlador SMI de software utilizado por el controlador FwBlockServiceSmm podr\u00edan causar corrupci\u00f3n de SMRAM a trav\u00e9s de un ataque TOCTOU. Este problema fue descubierto por ingenier\u00eda de Insyde bas\u00e1ndose en la descripci\u00f3n general proporcionada por el grupo iSTARE de Intel. Corregido en el kernel 5.2: 05.27.23, 5.3: 05.36.23, 5.4: 05.44.23, 5.5: 05.52.23 https://www.insyde.com/security-pledge/SA-2022048"}], "lastModified": "2023-02-14T12:15:14.957", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "94BB75BA-F075-45A2-AD76-BA8DCA2F4CEF", "versionEndExcluding": "5.2.05.27.23", "versionStartIncluding": "5.2"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B164BDEE-BE93-4EB5-89E7-AB2D63512CA6", "versionEndExcluding": "5.3.05.36.23", "versionStartIncluding": "5.3"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A5CC2DFA-DE56-4615-8F35-84F3ACD3B541", "versionEndExcluding": "5.4.05.44.23", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9786B2BB-8754-4BA4-868E-FA2468D13AD2", "versionEndExcluding": "5.5.05.52.23", "versionStartIncluding": "5.5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}