Out-of-bounds write in Kenwood DNR1007XR
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Kenwood DNR1007XR — vendor-provided URL
7 records Highest priority Priority LOW 7 LOW
Other records, highest priority first
- TI-2026-15025 OS command injection in Kenwood DNR1007XRPriority LOW 36
- TI-2026-15023 Incorrect permission assignment in Kenwood DNR1007XRPriority LOW 35
- TI-2026-15021 OS command injection in Kenwood DNR1007XRPriority LOW 34
Timeline
- 2026-10-02 Threatist record created from CVE-2026-18269
- 2026-10-03 Alias added: GHSA-wg99-wchc-fc9x
References
Advisory 1
Other 1
More Kenwood vulnerabilities
- TI-2025-07924 OS command injection in Kenwood DMX958XR CVSS 3.0HIGH 8.8
- TI-2025-07923 Stack-based buffer overflow in Kenwood DMX958XR CVSS 3.0HIGH 8.8
- TI-2026-15025 OS command injection in Kenwood DNR1007XR CVSS 3.0MEDIUM 6.8
- TI-2026-15023 Incorrect permission assignment in Kenwood DNR1007XR CVSS 3.0HIGH 7.8
- TI-2026-15021 OS command injection in Kenwood DNR1007XR CVSS 3.0HIGH 7.0
- TI-2025-07918 OS command injection in Kenwood DMX958XR CVSS 3.0MEDIUM 6.8
Sources
- CVE-2026-18269 · CVE Program
- CVE-2026-18269 · NVD
- FIRST EPSS
- GHSA-wg99-wchc-fc9x · GitHub Advisory Database · CC BY 4.0
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