ZDI-24-503: (Pwn2Own) TP-Link Omada ER605 Reliance on Security Through Obscurity Vulnerability
First published: Thu May 23 2024(Updated: )
This vulnerability allows network-adjacent attackers to access or spoof DDNS messages on affected installations of TP-Link Omada ER605 routers. Authentication is not required to exploit this vulnerability. However, devices are vulnerable only if configured to use the Comexe DDNS service. The specific flaw exists within the cmxddnsd executable. The issue results from reliance on obscurity to secure network data. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| TP-Link Omada ER605 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-24-503?
The severity of ZDI-24-503 is classified as high due to its potential for exploitation by network-adjacent attackers without authentication.
How do I fix ZDI-24-503?
To fix ZDI-24-503, you should update your TP-Link Omada ER605 router to the latest firmware provided by TP-Link.
Who is affected by ZDI-24-503?
The ZDI-24-503 vulnerability affects users of the TP-Link Omada ER605 routers configured to use the Comexe DDNS service.
Can ZDI-24-503 be exploited remotely?
No, ZDI-24-503 is only exploitable by network-adjacent attackers.
Is authentication required to exploit ZDI-24-503?
No, authentication is not required to exploit ZDI-24-503, making it a serious concern for affected installations.
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