ZDI-26-487: (Pwn2Own) Kenwood DNR1007XR udhcpd Incorrect Permission Assignment Local Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Kenwood DNR1007XR devices. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-18270.
AI Analysis
Technical Summary
CVE-2026-18270 is a local privilege escalation vulnerability affecting the udhcpd service on Kenwood DNR1007XR devices. The vulnerability arises from incorrect permissions set on a resource used by the udhcpd service, allowing an attacker who already has low-privileged code execution capabilities to escalate privileges to root. The Zero Day Initiative assigned this vulnerability a CVSS score of 7.8, indicating high severity. Kenwood has released a firmware update to correct the permission issue and mitigate the vulnerability.
Potential Impact
Successful exploitation allows a local attacker with low-privileged code execution to escalate privileges to root, potentially leading to full system compromise on affected Kenwood DNR1007XR devices.
Mitigation Recommendations
Kenwood has issued an official update to fix this vulnerability. Users should apply the provided firmware update available at https://www.kenwood.com/cs/ce/mm/firmware/2020/2020f/eng.html to remediate the issue.
ZDI-26-487: (Pwn2Own) Kenwood DNR1007XR udhcpd Incorrect Permission Assignment Local Privilege Escalation Vulnerability
Description
This vulnerability allows local attackers to escalate privileges on affected installations of Kenwood DNR1007XR devices. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-18270.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-18270 is a local privilege escalation vulnerability affecting the udhcpd service on Kenwood DNR1007XR devices. The vulnerability arises from incorrect permissions set on a resource used by the udhcpd service, allowing an attacker who already has low-privileged code execution capabilities to escalate privileges to root. The Zero Day Initiative assigned this vulnerability a CVSS score of 7.8, indicating high severity. Kenwood has released a firmware update to correct the permission issue and mitigate the vulnerability.
Potential Impact
Successful exploitation allows a local attacker with low-privileged code execution to escalate privileges to root, potentially leading to full system compromise on affected Kenwood DNR1007XR devices.
Mitigation Recommendations
Kenwood has issued an official update to fix this vulnerability. Users should apply the provided firmware update available at https://www.kenwood.com/cs/ce/mm/firmware/2020/2020f/eng.html to remediate the issue.
Technical Details
- Article Source
- {"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-487/","fetched":true,"fetchedAt":"2026-07-30T15:55:52.736Z","wordCount":201}
Threat ID: 6a6b74c49c2644c7f84cc1e0
Added to database: 07/30/2026, 15:59:00 UTC
Last enriched: 07/30/2026, 16:03:25 UTC
Last updated: 07/31/2026, 14:19:08 UTC
Views: 9
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