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could lead to arbitrary code execution in UEFI DXE driver on some Acer products. An attack could exploit this vulnerability to escalate privilege from ring 3 to ring 0, and hijack control flow during UEFI DXE execution. This affects Altos T110 F3 firmware version <= P13 (latest) and AP130 F2 firmware version <= P04 (latest) and Aspire 1600X firmware version <= P11.A3L (latest) and Aspire 1602M firmware version <= P11.A3L (latest) and Aspire 7600U firmware version <= P11.A4 (latest) and Aspire MC605 firmware version <= P11.A4L (latest) and Aspire TC-105 firmware version <= P12.B0L (latest) and Aspire TC-120 firmware version <= P11-A4 (latest) and Aspire U5-620 firmware version <= P11.A1 (latest) and Aspire X1935 firmware version <= P11.A3L (latest) and Aspire X3475 firmware version <= P11.A3L (latest) and Aspire X3995 firmware version <= P11.A3L (latest) and Aspire XC100 firmware version <= P11.B3 (latest) and Aspire XC600 firmware version <= P11.A4 (latest) and Aspire Z3-615 firmware version <= P11.A2L (latest) and Veriton E430G firmware version <= P21.A1 (latest) and Veriton B630_49 firmware version <= AAP02SR (latest) and Veriton E430 firmware version <= P11.A4 (latest) and Veriton M2110G firmware version <= P21.A3 (latest) and Veriton M2120G fir."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de desbordamiento del b\u00fafer de la pila, que podr\u00eda conllevar a una ejecuci\u00f3n de c\u00f3digo arbitrario en el controlador UEFI DXE de algunos productos Acer. Un ataque podr\u00eda explotar esta vulnerabilidad para escalar el privilegio del anillo 3 al anillo 0, y secuestrar el flujo de control durante la ejecuci\u00f3n de UEFI DXE. Esto afecta a versiones de firmware Altos T110 F3 versiones anteriores a P13 incluy\u00e9ndola (m\u00e1s reciente) y AP130 F2 versiones anteriores a P04 incluy\u00e9ndola (m\u00e1s reciente) y Aspire 1600X versiones anteriores a P11.A3L incluy\u00e9ndola (m\u00e1s reciente) y Aspire 1602M versiones anteriores a P11.A3L incluy\u00e9ndola (m\u00e1s reciente) y Aspire 7600U versiones anteriores a P11. A4 incluy\u00e9ndola (m\u00e1s reciente) y Aspire MC605 versiones de firmware anteriores a P11.A4L incluy\u00e9ndola (m\u00e1s reciente) y Aspire TC-105 versiones de firmware anteriores a P12.B0L incluy\u00e9ndola (m\u00e1s reciente) y Aspire TC-120 versiones de firmware anteriores a P11-A4 incluy\u00e9ndola (m\u00e1s reciente) y Aspire U5-620 versiones de firmware anteriores a P11.A1 incluy\u00e9ndola (m\u00e1s reciente) y Aspire X1935 versiones de firmware anteriores a P11. A3L incluy\u00e9ndola (m\u00e1s reciente) y Aspire X3475 versiones de firmware anteriores a P11.A3L incluy\u00e9ndola (m\u00e1s reciente) y Aspire X3995 versiones de firmware anteriores a P11.A3L incluy\u00e9ndola (m\u00e1s reciente) y Aspire XC100 versiones de firmware anteriores a P11.B3 incluy\u00e9ndola (m\u00e1s reciente) y Aspire XC600 versiones de firmware anteriores a P11.A4 incluy\u00e9ndola (m\u00e1s reciente) y Aspire Z3-615 versiones de firmware anteriores a P11. A2L incluy\u00e9ndola (m\u00e1s reciente) y Veriton E430G versiones de firmware anteriores a P21.A1 incluy\u00e9ndola (m\u00e1s reciente) y Veriton B630_49 versiones de firmware anteriores a AAP02SR incluy\u00e9ndola (m\u00e1s reciente) y Veriton E430 versiones de firmware anteriores a P11.A4 incluy\u00e9ndola (m\u00e1s reciente) y Veriton M2110G versiones de firmware anteriores a P21.A3 incluy\u00e9ndola (m\u00e1s reciente) y Veriton M2120G fir."}], "id": "CVE-2022-30426", "lastModified": "2022-09-26T14:35:09.990", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-23T00:15:09.747", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://acer.com"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://altos.com"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-30426/CVE-2022-30426.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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