ZDI-23-541: D-Link DIR-2640 prog.cgi Request Handling Stack-based Buffer Overflow Remote Code Execution Vulnerability
Published May 4, 2023
·Updated
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-2640 routers. Authentication is not required to exploit this vulnerability.
Affected Software
1 affected component
D-Link DIR-2640
Event History
May 4, 2023
Advisory Published
05:00 AM
Data Sourced
05:00 AM
Description
Feb 21, 2025
Advisory Published
via ZDI·07:27 PM
Frequently Asked Questions
1
What is the severity of ZDI-23-541?
The severity of ZDI-23-541 is high due to its potential for arbitrary code execution.
2
How do I fix ZDI-23-541?
To fix ZDI-23-541, update the D-Link DIR-2640 firmware to the latest version provided by the vendor.
3
Who can exploit ZDI-23-541?
Network-adjacent attackers can exploit ZDI-23-541 without the need for authentication.
4
What systems are affected by ZDI-23-541?
ZDI-23-541 affects D-Link DIR-2640 routers specifically.
5
What type of attack does ZDI-23-541 enable?
ZDI-23-541 enables arbitrary code execution attacks that can compromise affected routers.