Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-26863

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
23/06/2022
Last modified:
30/06/2022

Description

Prior Dell BIOS versions contain an Input Validation vulnerability. A locally authenticated malicious user could potentially exploit this vulnerability by sending malicious input to an SMI in order to bypass security controls 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
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:dell:alienware_m15_r5_firmware:*:*:*:*:*:*:*:* 1.5.0 (excluding)
cpe:2.3:h:dell:alienware_m15_r5:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g15_5515_firmware:*:*:*:*:*:*:*:* 1.6.0 (excluding)
cpe:2.3:h:dell:g15_5515:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g5_se_5505_firmware:*:*:*:*:*:*:*:* 1.11.0 (excluding)
cpe:2.3:h:dell:g5_se_5505:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_27_7775_firmware:*:*:*:*:*:*:*:* 2.16.1 (excluding)
cpe:2.3:h:dell:inspiron_27_7775:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_14_5425_firmware:*:*:*:*:*:*:*:* 1.2.1 (excluding)
cpe:2.3:h:dell:inspiron_14_5425:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3275_firmware:*:*:*:*:*:*:*:* 1.9.0 (excluding)
cpe:2.3:h:dell:inspiron_3275:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3475_firmware:*:*:*:*:*:*:*:* 1.9.0 (excluding)
cpe:2.3:h:dell:inspiron_3475:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3180_firmware:*:*:*:*:*:*:*:* 1.4.4 (excluding)

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


References to Advisories, Solutions, and Tools