What is the severity of ZDI-CAN-19464?

The severity of ZDI-CAN-19464 is critical due to the potential for arbitrary code execution without authentication.

How do I fix ZDI-CAN-19464?

To fix ZDI-CAN-19464, update the D-Link DIR-825 router firmware to the latest version provided by D-Link.

Who is affected by ZDI-CAN-19464?

Affected users include those with installations of D-Link DIR-825 routers that have enabled the xupnpd service.

What type of attack does ZDI-CAN-19464 allow?

ZDI-CAN-19464 allows network-adjacent attackers to execute arbitrary code on vulnerable D-Link DIR-825 routers.

Is authentication required to exploit ZDI-CAN-19464?

No, authentication is not required to exploit the ZDI-CAN-19464 vulnerability.

Vulnerability/
ZDI-CAN-19464

high

8.8

27/1/2025

ZDI-CAN-19464: D-Link DIR-825/EE xupnpd Upload Command Injection Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-825/EE routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the xupnpd service, which listens on TCP port 4044. 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 the admin user.

Affected Software	Affected Version	How to fix
D-Link DIR-825

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Reference Links

Frequently Asked Questions

What is the severity of ZDI-CAN-19464?
The severity of ZDI-CAN-19464 is critical due to the potential for arbitrary code execution without authentication.
How do I fix ZDI-CAN-19464?
To fix ZDI-CAN-19464, update the D-Link DIR-825 router firmware to the latest version provided by D-Link.
Who is affected by ZDI-CAN-19464?
Affected users include those with installations of D-Link DIR-825 routers that have enabled the xupnpd service.
What type of attack does ZDI-CAN-19464 allow?
ZDI-CAN-19464 allows network-adjacent attackers to execute arbitrary code on vulnerable D-Link DIR-825 routers.
Is authentication required to exploit ZDI-CAN-19464?
No, authentication is not required to exploit the ZDI-CAN-19464 vulnerability.

agent/references
agent/softwarecombine
agent/severity
agent/title
agent/type
agent/description
agent/event
agent/source
agent/tags
collector/zdi-advisory
source/ZDI
alias/ZDI-22-1706
alias/ZDI-CAN-19464
alias/CVE-2022-43647
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/d-link
canonical/d-link dir-825

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Frequently Asked Questions

What is the severity of ZDI-CAN-19464?
The severity of ZDI-CAN-19464 is critical due to the potential for arbitrary code execution without authentication.
How do I fix ZDI-CAN-19464?
To fix ZDI-CAN-19464, update the D-Link DIR-825 router firmware to the latest version provided by D-Link.
Who is affected by ZDI-CAN-19464?
Affected users include those with installations of D-Link DIR-825 routers that have enabled the xupnpd service.
What type of attack does ZDI-CAN-19464 allow?
ZDI-CAN-19464 allows network-adjacent attackers to execute arbitrary code on vulnerable D-Link DIR-825 routers.
Is authentication required to exploit ZDI-CAN-19464?
No, authentication is not required to exploit the ZDI-CAN-19464 vulnerability.