CVE-2023-26246

Published Apr 27, 2023 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214. The AppUpgrade binary file, which is used during the firmware installation process, can be modified by an attacker to bypass the digital signature check. This indirectly allows an attacker to install custom firmware in the IVI system.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-30071 An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214. The AppUpgrade binary file, which is used during the firmware installation process, can be modified by an attacker to bypass the digital signature check. This indirectly allows an attacker to install custom firmware in the IVI system.
History
Type Values Removed Values Added
First Time appeared Hyundai gen5w L
Hyundai gen5w L Firmware
CPEs cpe:2.3:h:hyundai:gen5w_l_in-vehicle_infotainment_system:-:*:*:*:*:*:*:*
cpe:2.3:o:hyundai:gen5w_l_in-vehicle_infotainment_system_firmware:5w.xxx.s5w_l.001.001.221129:*:*:*:*:*:*:*
cpe:2.3:o:hyundai:gen5w_l_in-vehicle_infotainment_system_firmware:ae_e_pe_eur.s5w_l001.001.211214:*:*:*:*:*:*:*
cpe:2.3:h:hyundai:gen5w_l:-:*:*:*:*:*:*:*
cpe:2.3:o:hyundai:gen5w_l_firmware:ae_e_pe_eur.s5w_l001.001.211214:*:*:*:*:*:*:*
Vendors & Products Hyundai gen5w L In-vehicle Infotainment System
Hyundai gen5w L In-vehicle Infotainment System Firmware
Hyundai gen5w L
Hyundai gen5w L Firmware
Type Values Removed Values Added
Weaknesses CWE-863
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 31, 2025, 6:56 PM
Reserved
Feb 21, 2023, 12:00 AM
Status
Analyzed
Published
Apr 27, 2023, 1:15 AM
Modified
Jun 17, 2026, 5:42 AM