ZDI-22-1706: D-Link DIR-825/EE xupnpd Upload Command Injection Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-825/EE routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the xupnpd service, which listens on TCP port 4044. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the admin user.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| D-Link DIR-825/AC |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-22-1706?
ZDI-22-1706 is classified as a high severity vulnerability due to its potential for arbitrary code execution without authentication.
How do I fix ZDI-22-1706?
To fix ZDI-22-1706, update the firmware of the D-Link DIR-825 router to the latest version provided by D-Link.
What types of devices are affected by ZDI-22-1706?
ZDI-22-1706 affects the D-Link DIR-825 router model.
Can ZDI-22-1706 be exploited remotely?
Yes, ZDI-22-1706 can be exploited by network-adjacent attackers without requiring authentication.
What is the impact of ZDI-22-1706 on affected systems?
The impact of ZDI-22-1706 includes the ability for an attacker to execute arbitrary code on affected installations of the D-Link DIR-825 router.
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- canonical/d-link dir-825/ac