What is the severity of ZDI-CAN-15810?

The severity of ZDI-CAN-15810 is classified as high due to its potential for arbitrary code execution.

How do I fix ZDI-CAN-15810?

To fix ZDI-CAN-15810, ensure you update the firmware of your Cisco RV340 router to the latest version provided by Cisco.

What types of attacks can exploit ZDI-CAN-15810?

ZDI-CAN-15810 can be exploited by network-adjacent attackers who require user interaction to perform a malicious firmware update.

Which devices are affected by ZDI-CAN-15810?

ZDI-CAN-15810 specifically affects Cisco RV340 routers.

Is user interaction required for ZDI-CAN-15810 exploitation?

Yes, user interaction is required as an administrator must perform a firmware update for the exploitation to succeed.

Vulnerability/
ZDI-CAN-15810

high

7.1

2/2/2025

ZDI-CAN-15810: (Pwn2Own) Cisco RV340 Firmware Update Improper Certificate Validation Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Cisco RV340 routers. User interaction is required to exploit this vulnerability in that an administrator must perform a firmware update on the device. The specific flaw exists within the downloading of firmware files via HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this vulnerability to execute code in the context of root.

Affected Software	Affected Version	How to fix
Cisco RV340W Firmware

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Reference Links

Frequently Asked Questions

What is the severity of ZDI-CAN-15810?
The severity of ZDI-CAN-15810 is classified as high due to its potential for arbitrary code execution.
How do I fix ZDI-CAN-15810?
To fix ZDI-CAN-15810, ensure you update the firmware of your Cisco RV340 router to the latest version provided by Cisco.
What types of attacks can exploit ZDI-CAN-15810?
ZDI-CAN-15810 can be exploited by network-adjacent attackers who require user interaction to perform a malicious firmware update.
Which devices are affected by ZDI-CAN-15810?
ZDI-CAN-15810 specifically affects Cisco RV340 routers.
Is user interaction required for ZDI-CAN-15810 exploitation?
Yes, user interaction is required as an administrator must perform a firmware update for the exploitation to succeed.

agent/references
agent/softwarecombine
agent/title
agent/severity
agent/description
agent/type
agent/source
agent/tags
collector/zdi-advisory
source/ZDI
alias/ZDI-22-413
alias/ZDI-CAN-15810
alias/CVE-2022-20703
alias/CVE-2022-20704
agent/software-canonical-lookup
agent/software-canonical-lookup-request
agent/event
vendor/cisco
canonical/cisco rv340w firmware

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