High severity · published Apr 27, 2023
CVE-2023-26246
An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214
7.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GL
Gen5w L Firmware · Hyundai
ae_e_pe_eur.s5w_l001.001.211214 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-26246
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-26246
Not Applicable
https://sowhat.iit.cnr.it
Exploit
https://sowhat.iit.cnr.it:8443/can-work/chimaera
Exploit
https://sowhat.iit.cnr.it:8443/can-work/chimaera/-/blob/main/Report/IIT-01-2023.pdf
More from Gen5w L Firmware
7.8
CVE-2023-26245
An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214
7.8
CVE-2023-26244
An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214
7.8
CVE-2023-26243
An issue was discovered in the Hyundai Gen5W_L in-vehicle infotainment system AE_E_PE_EUR.S5W_L001.001.211214