ZDI-21-680: (0Day) D-Link DAP-1330 lighttpd get_soap_action Buffer Overflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1330 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the SOAPAction HTTP header. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length buffer. An attacker can leverage this vulnerability to execute code in the context of the device.

Affected Software

1 affected component
D-Link DAP-1330

Event History

Feb 28, 2025
Advisory Published
via ZDI·12:12 PM
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Frequently Asked Questions

1

What is the severity of ZDI-21-680?

The severity of ZDI-21-680 is critical due to the potential for remote code execution by unauthorized attackers.

2

How do I fix ZDI-21-680?

To fix ZDI-21-680, update the D-Link DAP-1330 router to the latest firmware version provided by D-Link.

3

Who is affected by ZDI-21-680?

ZDI-21-680 affects users of the D-Link DAP-1330 routers specifically.

4

Is authentication required to exploit ZDI-21-680?

No, authentication is not required to exploit ZDI-21-680, making it particularly dangerous.

5

What type of vulnerability is ZDI-21-680?

ZDI-21-680 is categorized as a remote code execution vulnerability related to the SOAPAction HTTP header.

Contact

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