ZDI-CAN-19946: ZDI-23-1513: (0Day) D-Link Multiple Routers cli Command Injection Remote Code Execution Vulnerability

Published Oct 4, 2023
·
Updated

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1260 and DIR-2150 routers. Authentication is required to exploit this vulnerability. The specific flaw exists within the CLI service, which listens on TCP port 23. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.

Other sources

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1260 and DIR-2150 routers. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.8. The following CVEs are assigned: CVE-2023-44415.

Affected Software

1 affected component
D-Link DIR-2150

Event History

Oct 4, 2023
Advisory Published
05:00 AM
Data Sourced
05:00 AM
Description
Feb 28, 2025
Advisory Published
via ZDI·08:41 AM
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-19946?

ZDI-CAN-19946 is considered a critical severity vulnerability as it allows attackers to execute arbitrary code on affected D-Link routers.

2

How do I fix ZDI-CAN-19946?

To fix ZDI-CAN-19946, update the firmware of your D-Link DIR-2150 and DIR-1260 routers to the latest version provided by the manufacturer.

3

Who is affected by ZDI-CAN-19946?

D-Link DIR-2150 and DIR-1260 routers are affected by ZDI-CAN-19946 if they are running the vulnerable firmware.

4

What type of attack can be executed using ZDI-CAN-19946?

ZDI-CAN-19946 allows network-adjacent attackers to execute arbitrary code, potentially compromising the router's functionality and security.

5

Is authentication required to exploit ZDI-CAN-19946?

Yes, authentication is required to exploit the ZDI-CAN-19946 vulnerability.

Contact

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