CVE-2020-5388

Dell Inspiron 15 7579 2-in-1 BIOS versions prior to 1.31.0 contain an Improper SMM communication buffer verification vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.9 MEDIUM
PHYSICAL
HIGH
HIGH
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
dellCNA
6.9 MEDIUM
PHYSICAL
HIGH
HIGH
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 13%
VendorProductVersion
dellinspiron_15_7579_firmware
𝑥
< 1.31.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.dell.com/support/article/en-us/sln322869/dsa-2020-215-dell-inspiron-15-7579-2-in-1-improper-smm-communication-buffer-boundary-verification-vulnerability
https://www.dell.com/support/article/en-us/sln322869/dsa-2020-215-dell-inspiron-15-7579-2-in-1-improper-smm-communication-buffer-boundary-verification-vulnerability