CVE-2026-18269: medium-severity vulnerability in Kenwood DNR1007XR
Kenwood DNR1007XR tchdr_bytestream_read Out-Of-Bounds Write Code Execution Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.8epss 0.4%
Kenwood DNR1007XR tchdr_bytestream_read Out-Of-Bounds Write Code Execution Vulnerability. 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 specific flaw exists within the tchdr_bytestream_read function. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-28980.
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Kenwood · DNR1007XRRelated CVEs — Kenwood DNR1007XR
In the same product, most dangerous first.
CVE-2026-18272MEDIUMKenwood DNR1007XR startUpdateProcess Command Injection VulnerabilityEPSS 1.7%CVE-2026-18268HIGHKenwood DNR1007XR JKGenService Command Injection Local Privilege Escalation VulnerabilityEPSS 0.8%CVE-2026-18267MEDIUMKenwood DNR1007XR Firmware Update Link Following Code Execution VulnerabilityEPSS 0.4%CVE-2026-18271MEDIUMKenwood DNR1007XR vCardParser Heap-based Buffer Overflow Code Execution VulnerabilityEPSS 0.4%CVE-2026-18273MEDIUMKenwood DNR1007XR USB Incorrect Default Permissions Local Privilege Escalation VulnerabilityEPSS 0.2%CVE-2026-18270HIGHKenwood DNR1007XR udhcpd Incorrect Permission Assignment Local Privilege Escalation VulnerabilityEPSS 0.2%