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Vulnerability Details :

CVE-2020-5551

Summary
Assigner-jpcert
Assigner Org ID-ede6fdc4-6654-4307-a26d-3331c018e2ce
Published At-30 Mar, 2020 | 04:05
Updated At-04 Aug, 2024 | 08:30
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:jpcert
Assigner Org ID:ede6fdc4-6654-4307-a26d-3331c018e2ce
Published At:30 Mar, 2020 | 04:05
Updated At:04 Aug, 2024 | 08:30
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
TOYOTA MOTOR CORPORATION
Product
DCU (Display Control Unit)
Versions
Affected
  • 2017 Model Year
Problem Types
TypeCWE IDDescription
textN/ADenial-of-service (DoS)
Type: text
CWE ID: N/A
Description: Denial-of-service (DoS)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://jvn.jp/en/vu/JVNVU99396686/index.html
x_refsource_MISC
https://global.toyota/en/newsroom/corporate/32120629.html
x_refsource_MISC
Hyperlink: https://jvn.jp/en/vu/JVNVU99396686/index.html
Resource:
x_refsource_MISC
Hyperlink: https://global.toyota/en/newsroom/corporate/32120629.html
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://jvn.jp/en/vu/JVNVU99396686/index.html
x_refsource_MISC
x_transferred
https://global.toyota/en/newsroom/corporate/32120629.html
x_refsource_MISC
x_transferred
Hyperlink: https://jvn.jp/en/vu/JVNVU99396686/index.html
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://global.toyota/en/newsroom/corporate/32120629.html
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:vultures@jpcert.or.jp
Published At:30 Mar, 2020 | 05:15
Updated At:03 Apr, 2020 | 22:45

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.18.8HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary2.05.4MEDIUM
AV:A/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 5.4
Base severity: MEDIUM
Vector:
AV:A/AC:M/Au:N/C:P/I:P/A:P
CPE Matches
toyota
toyota
>>display_control_unit>>-
cpe:2.3:h:toyota:display_control_unit:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-276Primarynvd@nist.gov
CWE ID: CWE-276
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://global.toyota/en/newsroom/corporate/32120629.htmlvultures@jpcert.or.jp
Exploit
Vendor Advisory
https://jvn.jp/en/vu/JVNVU99396686/index.htmlvultures@jpcert.or.jp
Third Party Advisory
Hyperlink: https://global.toyota/en/newsroom/corporate/32120629.html
Source: vultures@jpcert.or.jp
Resource:
Exploit
Vendor Advisory
Hyperlink: https://jvn.jp/en/vu/JVNVU99396686/index.html
Source: vultures@jpcert.or.jp
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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