CVE-2020-5551

Public Exploit

Description

Toyota 2017 Model Year DCU (Display Control Unit) allows an unauthenticated attacker within Bluetooth range to cause a denial of service attack and/or execute an arbitrary command. The affected DCUs are installed in Lexus (LC, LS, NX, RC, RC F), TOYOTA CAMRY, and TOYOTA SIENNA manufactured in the regions other than Japan from Oct. 2016 to Oct. 2019. An attacker with certain knowledge on the target vehicle control system may be able to send some diagnostic commands to ECUs with some limited availability impacts; the vendor states critical vehicle controls such as driving, turning, and stopping are not affected.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Vendor Advisory global.toyota
Affected: TOYOTA MOTOR CORPORATION DCU (Display Control Unit)
Published at:
Updated at:

References

Link Tags
https://jvn.jp/en/vu/JVNVU99396686/index.html third party advisory
https://global.toyota/en/newsroom/corporate/32120629.html vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-5551?
CVE-2020-5551 has been scored as a high severity vulnerability.
How to fix CVE-2020-5551?
To fix CVE-2020-5551, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-5551 being actively exploited in the wild?
It is possible that CVE-2020-5551 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-5551?
CVE-2020-5551 affects TOYOTA MOTOR CORPORATION DCU (Display Control Unit).
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