Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-26860

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
06/09/2022
Last modified:
13/09/2022

Description

Dell BIOS versions contain a stack-based buffer overflow vulnerability. A local attacker could exploit this vulnerability by sending malicious input via SMI to bypass security checks resulting in arbitrary code execution in SMM.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:dell:alienware_m15_r6_firmware:*:*:*:*:*:*:*:* 1.8.0 (excluding)
cpe:2.3:h:dell:alienware_m15_r6:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3980_firmware:*:*:*:*:*:*:*:* 2.21.0 (excluding)
cpe:2.3:h:dell:chengming_3980:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3988_firmware:*:*:*:*:*:*:*:* 1.9.0 (excluding)
cpe:2.3:h:dell:chengming_3988:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3990_firmware:*:*:*:*:*:*:*:* 1.8.2 (excluding)
cpe:2.3:h:dell:chengming_3990:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3991_firmware:*:*:*:*:*:*:*:* 1.8.2 (excluding)
cpe:2.3:h:dell:chengming_3991:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g15_5510_firmware:*:*:*:*:*:*:*:* 1.8.0 (excluding)
cpe:2.3:h:dell:g15_5510:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g15_5511_firmware:*:*:*:*:*:*:*:* 1.9.0 (excluding)
cpe:2.3:h:dell:g15_5511:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g3_15_3590_firmware:*:*:*:*:*:*:*:* 1.16.0 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools