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nvd[email protected]NVD:CVE-2022-40080
HistoryFeb 16, 2023 - 8:15 p.m.

CVE-2022-40080

2023-02-1620:15:15
CWE-787
web.nvd.nist.gov
3
stack overflow
aspire e5-475g
bios
firmware
fpgui module
getvariable services
local attackers
arbitrary code
uefi dxe phase
escalated privileges

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

Stack overflow vulnerability in Aspire E5-475G 's BIOS firmware, in the FpGui module, a second call to GetVariable services allows local attackers to execute arbitrary code in the UEFI DXE phase and gain escalated privileges.

Affected configurations

Nvd
Node
aceraspire_e5-475gMatch-
AND
aceraspire_e5-475g_firmwareMatch1.21
VendorProductVersionCPE
aceraspire_e5-475g-cpe:2.3:h:acer:aspire_e5-475g:-:*:*:*:*:*:*:*
aceraspire_e5-475g_firmware1.21cpe:2.3:o:acer:aspire_e5-475g_firmware:1.21:*:*:*:*:*:*:*

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

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