ZDI-24-038: D-Link DIR-X3260 prog.cgi SetWLanRadioSecurity Stack-Based Buffer Overflow Remote Code Execution Vulnerability
First published: Thu Jan 11 2024(Updated: )
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-X3260 routers. Authentication is required to exploit this vulnerability. The specific flaw exists within the prog.cgi binary, which handles HNAP requests made to the lighttpd webserver listening on TCP ports 80 and 443. The issue results from the lack of proper validation of a user-supplied string before copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| D-Link DIR-X3260 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-24-038?
The severity of ZDI-24-038 is significant as it allows for arbitrary code execution on affected D-Link DIR-X3260 routers.
How do I fix ZDI-24-038?
To fix ZDI-24-038, update your D-Link DIR-X3260 router to the latest firmware version provided by D-Link.
Who is affected by ZDI-24-038?
D-Link DIR-X3260 router users are affected by the vulnerability identified as ZDI-24-038.
What type of attack can be executed through ZDI-24-038?
ZDI-24-038 allows network-adjacent attackers to execute arbitrary code on vulnerable installations of the D-Link DIR-X3260.
Is authentication required to exploit ZDI-24-038?
Yes, authentication is required to exploit the ZDI-24-038 vulnerability on affected D-Link devices.
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