ZDI-CAN-21623: ZDI-23-1331: D-Link DIR-3040 prog.cgi SetQuickVPNSettings PSK Stack-Based Buffer Overflow Remote Code Execution Vulnerability
Published Sep 7, 2023
·Updated
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 routers. Authentication is required to exploit this vulnerability.
Affected Software
1 affected component
D-Link DIR-3040
Event History
Sep 7, 2023
Advisory Published
05:00 AM
Data Sourced
05:00 AM
Description
Feb 2, 2025
Advisory Published
via ZDI·02:05 AM
Frequently Asked Questions
1
What is the severity of ZDI-CAN-21623?
The severity of ZDI-CAN-21623 is considered high due to its potential for arbitrary code execution by network-adjacent attackers.
2
How do I fix ZDI-CAN-21623?
To fix ZDI-CAN-21623, update the D-Link DIR-3040 router firmware to the latest version provided by D-Link.
3
Who is affected by ZDI-CAN-21623?
Users of D-Link DIR-3040 routers with vulnerable firmware are affected by ZDI-CAN-21623.
4
What type of attack does ZDI-CAN-21623 facilitate?
ZDI-CAN-21623 facilitates arbitrary code execution attacks by requiring authentication, allowing network-adjacent attackers to exploit it.
5
Is authentication required to exploit ZDI-CAN-21623?
Yes, authentication is required to exploit the vulnerability addressed in ZDI-CAN-21623.