ZDI-26-486: (Pwn2Own) Kenwood DNR1007XR tchdr_bytestream_read Out-Of-Bounds Write Code Execution Vulnerability
Published Jul 29, 2026
·Updated
This vulnerability allows physically present attackers to execute arbitrary code on affected installations of Kenwood DNR1007XR devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.8. The following CVEs are assigned: CVE-2026-18269.
Affected Software
1 affected component
Kenwood DNR1007XR
Event History
Jul 29, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
What is the severity of ZDI-26-486?
ZDI-26-486 has a CVSS rating of 6.8, indicating a medium level of risk.
2
How do I fix ZDI-26-486?
Currently, there is no official fix available for ZDI-26-486, so it is advisable to limit physical access to the affected devices.
3
Who is affected by ZDI-26-486?
The vulnerability affects installations of the Kenwood DNR1007XR device.
4
Can ZDI-26-486 be exploited remotely?
No, ZDI-26-486 requires physical presence to exploit the vulnerability.
5
What type of vulnerability is ZDI-26-486?
ZDI-26-486 is classified as an out-of-bounds write code execution vulnerability.