Executive Summary

Informations
Name CVE-2023-26246 First vendor Publication 2023-04-27
Vendor Cve Last vendor Modification 2023-05-08

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-26246

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-269 Improper Privilege Management

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2

Sources (Detail)

Source Url
MISC https://sowhat.iit.cnr.it
https://sowhat.iit.cnr.it:8443/can-work/chimaera
https://sowhat.iit.cnr.it:8443/can-work/chimaera/-/blob/main/Report/IIT-01-20...

Alert History

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Date Informations
2023-05-08 21:27:20
  • Multiple Updates
2023-04-28 02:17:48
  • Multiple Updates
2023-04-28 02:17:30
  • Multiple Updates
2023-04-27 17:27:26
  • Multiple Updates
2023-04-27 09:27:17
  • First insertion