What’s Vulnerable › Vulnerabilities

CVE-2020-8539

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-12-01 · updated 2026-06-17
• Weakness: CWE-276

Description

Kia Motors Head Unit with Software version: SOP.003.30.18.0703, SOP.005.7.181019, and SOP.007.1.191209 may allow an attacker to inject unauthorized commands, by executing the micomd executable deamon, to trigger unintended functionalities. In addition, this executable may be used by an attacker to inject commands to generate CAN frames that are sent into the M-CAN bus (Multimedia CAN bus) of the vehicle.

Affected products

• KIA Head Unit Firmware: sop.003.30.18.0703, sop.005.7.181019, sop.007.1.191209

References

• https://gist.github.com/gianpyc/4dc8b0d0c29774a10a97785711e325c3
• https://sowhat.iit.cnr.it/pdf/IIT-20-2020.pdf
• https://gist.github.com/gianpyc/4dc8b0d0c29774a10a97785711e325c3
• https://sowhat.iit.cnr.it/pdf/IIT-20-2020.pdf

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