ZDI-23-542: D-Link DIR-2640 PrefixLen Command Injection Remote Code Execution Vulnerability
First published: Thu May 04 2023(Updated: )
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-2640 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| D-Link DIR-2640-US Firmware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-23-542?
The severity of ZDI-23-542 is critical due to its potential for arbitrary code execution by network-adjacent attackers.
How do I fix ZDI-23-542?
To fix ZDI-23-542, update the firmware of your D-Link DIR-2640 router to the latest version provided by D-Link.
Who is affected by ZDI-23-542?
ZDI-23-542 affects installations of the D-Link DIR-2640 router with vulnerable firmware versions.
What type of attack can exploit ZDI-23-542?
ZDI-23-542 can be exploited by network-adjacent attackers executing arbitrary code on the affected devices.
Is authentication required to exploit ZDI-23-542?
Yes, authentication is required to exploit ZDI-23-542, but the existing authentication mechanism can be bypassed.
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- alias/ZDI-CAN-19547
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