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CVE-2020-5348

Published

4 years ago

Last Modified

4 years ago

CVSSv2.0 Severity

High

CVSSv3.1 Severity

High

Impact Analysis

Dell Latitude 7202 Rugged Tablet BIOS versions prior to A28 contain a UAF vulnerability in EFI_BOOT_SERVICES in system management mode. A local unauthenticated attacker may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in system management mode..

CVSSv2.0 Score

Severity: High
Base Score: 7.2/10
Exploit Score: 3.9/10
Access Vector: Local
Access Complexity: Low
Authentication Required: None
Impact Score: 10/10
Confidentiality Impact: Complete
Availability Impact: Complete
Integrity Impact: Complete

CVSSv3.1 Score

Severity: High
Base Score: 7.8/10
Exploit Score: 1.8/10
Access Vector: Local
Access Complexity: Low
Privileges Required: Low
Impact Score: 5.9/10
Confidentiality Impact: High
Availability Impact: High
Integrity Impact: High
Scope: Unchanged
User Interaction: None

Products Affected

CPE	Affected	Vulnerable	Excluding	Edit
cpe:2.3:o:dell:latitude_7202_firmware::::::::	Yes	-	a28
cpe:2.3:h:dell:latitude_7202:-:::::::*	No		-

References

https://www.dell.com/support/article/SLN320792