Vulnerability Details : CVE-2023-26245
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 version check in order to install any firmware version (e.g., newer, older, or customized). This indirectly allows an attacker to install custom firmware in the IVI system.
Products affected by CVE-2023-26245
- cpe:2.3:o:hyundai:gen5w_l_in-vehicle_infotainment_system_firmware:5w.xxx.s5w_l.001.001.221129:*:*:*:*:*:*:*
- Hyundai » Gen5w L In-vehicle Infotainment System Firmware » Version: Ae E Pe Eur.s5w L001.001.211214cpe:2.3:o:hyundai:gen5w_l_in-vehicle_infotainment_system_firmware:ae_e_pe_eur.s5w_l001.001.211214:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-26245
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-26245
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2023-26245
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-26245
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https://sowhat.iit.cnr.it:8443/can-work/chimaera/-/blob/main/Report/IIT-01-2023.pdf
Report/IIT-01-2023.pdf · main · Can Work / CHIMAERA · GitLabExploit;Third Party Advisory
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https://sowhat.iit.cnr.it:8443/can-work/chimaera
Can Work / CHIMAERA · GitLabExploit;Third Party Advisory
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https://sowhat.iit.cnr.it
sowhat | Security Of the Way to Handle Automotive sysTemsNot Applicable
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