CVE-2020-5378

Dell G7 17 7790 BIOS versions prior to 1.13.2 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

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dell:g7_17_7790_bios:*:*:*:*:*:*:*:*

cpe:2.3:h:dell:g7_17_7790:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-09-02 21:15

Updated : 2024-02-28 17:47

NVD link : CVE-2020-5378

Mitre link : CVE-2020-5378

CVE.ORG link : CVE-2020-5378

JSON object : View

Products Affected

dell

g7_17_7790_bios
g7_17_7790

CWE

CWE-416

Use After Free

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