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

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CVE-2023-39902

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
17/10/2023
Last modified:
24/10/2023

Description

A software vulnerability has been identified in the U-Boot Secondary Program Loader (SPL) before 2023.07 on select NXP i.MX 8M family processors. Under certain conditions, a crafted Flattened Image Tree (FIT) format structure can be used to overwrite SPL memory, allowing unauthenticated software to execute on the target, leading to privilege escalation. This affects i.MX 8M, i.MX 8M Mini, i.MX 8M Nano, and i.MX 8M Plus.

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:nxp:uboot_secondary_program_loader:*:*:*:*:*:*:*:* 2023.07 (excluding)
cpe:2.3:h:nxp:i.mx_8m:-:*:*:*:*:*:*:*
cpe:2.3:h:nxp:i.mx_8m_mini:-:*:*:*:*:*:*:*
cpe:2.3:h:nxp:i.mx_8m_nano:-:*:*:*:*:*:*:*
cpe:2.3:h:nxp:i.mx_8m_plus:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools