CVE-2020-5379

Dell Inspiron 7352 BIOS versions prior to A12 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

CVSS v3 6.8 MEDIUM
CVSS v2.0 7.2 HIGH

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.dell.com/support/article/SLN322616	Vendor Advisory
https://www.dell.com/support/article/SLN322616	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dell:inspiron_7352_bios:*:*:*:*:*:*:*:*

cpe:2.3:h:dell:inspiron_7352:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:34

Type	Values Removed	Values Added
References	~~() https://www.dell.com/support/article/SLN322616 - Vendor Advisory~~	() https://www.dell.com/support/article/SLN322616 - Vendor Advisory

Information

Published : 2020-09-02 21:15

Updated : 2024-11-21 05:34

NVD link : CVE-2020-5379

Mitre link : CVE-2020-5379

CVE.ORG link : CVE-2020-5379

JSON object : View

Products Affected

dell

inspiron_7352_bios
inspiron_7352

CWE

CWE-693

Protection Mechanism Failure

NVD-CWE-Other

{"id": "CVE-2020-5379", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "security_alert@emc.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.9}]}, "published": "2020-09-02T21:15:12.937", "references": [{"url": "https://www.dell.com/support/article/SLN322616", "tags": ["Vendor Advisory"], "source": "security_alert@emc.com"}, {"url": "https://www.dell.com/support/article/SLN322616", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "security_alert@emc.com", "description": [{"lang": "en", "value": "CWE-693"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "Dell Inspiron 7352 BIOS versions prior to A12 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM)."}, {"lang": "es", "value": "El BIOS de Dell Inspiron 7352 versiones anteriores a A12, contienen una vulnerabilidad de sobrescritura de UEFI BIOS Boot Services. Un atacante local con acceso a la memoria del sistema puede aprovechar esta vulnerabilidad al sobrescribir la estructura de EFI_BOOT_SERVICES para ejecutar c\u00f3digo arbitrario en System Management Mode (SMM)"}], "lastModified": "2024-11-21T05:34:01.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dell:inspiron_7352_bios:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "87B03D52-BAFE-45CF-8128-E0534E3E6AA2", "versionEndExcluding": "a12"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dell:inspiron_7352:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "32665F11-6A03-4D01-B130-CA6685B41C1A"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "security_alert@emc.com"}