ZDI-CAN-21618: ZDI-23-1326: D-Link DIR-3040 prog.cgi SetWan3Settings 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-21618?
ZDI-CAN-21618 is considered a critical vulnerability due to its ability to allow remote code execution.
2
How do I fix ZDI-CAN-21618?
To fix ZDI-CAN-21618, update the D-Link DIR-3040 firmware to the latest version provided by the vendor.
3
Who can exploit ZDI-CAN-21618?
ZDI-CAN-21618 can be exploited by network-adjacent attackers who have authentication access to the affected devices.
4
What devices are affected by ZDI-CAN-21618?
ZDI-CAN-21618 affects D-Link DIR-3040 routers running vulnerable firmware versions.
5
What are the potential consequences of exploiting ZDI-CAN-21618?
Exploiting ZDI-CAN-21618 can lead to arbitrary code execution, potentially allowing attackers to take full control of the affected router.