What is the severity of ZDI-23-112?

ZDI-23-112 is considered a critical vulnerability due to its ability to allow arbitrary code execution without authentication.

How do I fix ZDI-23-112?

To fix ZDI-23-112, update your Western Digital MyCloud PR4100 NAS device to the latest firmware version provided by the manufacturer.

Who is affected by ZDI-23-112?

ZDI-23-112 affects users of Western Digital MyCloud PR4100 NAS devices that have not been patched against this vulnerability.

What type of attack is described in ZDI-23-112?

ZDI-23-112 describes a network-adjacent attack that allows attackers to remotely execute arbitrary code on affected devices.

Is authentication required to exploit ZDI-23-112?

No, authentication is not required to exploit ZDI-23-112, making it particularly dangerous.

Vulnerability/
ZDI-23-112

9/2/2023

ZDI-23-112: (Pwn2Own) Western Digital MyCloud PR4100 FTP Server Buffer Overflow Remote Code Execution Vulnerability

First published: Thu Feb 09 2023(Updated: )

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Western Digital MyCloud PR4100 NAS devices. Authentication is not required to exploit this vulnerability.

Affected Software	Affected Version	How to fix
Western Digital My Cloud PR4100

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Reference Links

http://www.zerodayinitiative.com/advisories/ZDI-23-112/ (Advisory)

Frequently Asked Questions

What is the severity of ZDI-23-112?
ZDI-23-112 is considered a critical vulnerability due to its ability to allow arbitrary code execution without authentication.
How do I fix ZDI-23-112?
To fix ZDI-23-112, update your Western Digital MyCloud PR4100 NAS device to the latest firmware version provided by the manufacturer.
Who is affected by ZDI-23-112?
ZDI-23-112 affects users of Western Digital MyCloud PR4100 NAS devices that have not been patched against this vulnerability.
What type of attack is described in ZDI-23-112?
ZDI-23-112 describes a network-adjacent attack that allows attackers to remotely execute arbitrary code on affected devices.
Is authentication required to exploit ZDI-23-112?
No, authentication is not required to exploit ZDI-23-112, making it particularly dangerous.

collector/zdi-published
alias/ZDI-CAN-19736
agent/severity
agent/type
agent/event
agent/first-publish-date
agent/last-modified-date
agent/references
agent/title
agent/description
agent/softwarecombine
agent/tags
agent/guess-ai
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/western digital
canonical/western digital my cloud pr4100

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Frequently Asked Questions

What is the severity of ZDI-23-112?
ZDI-23-112 is considered a critical vulnerability due to its ability to allow arbitrary code execution without authentication.
How do I fix ZDI-23-112?
To fix ZDI-23-112, update your Western Digital MyCloud PR4100 NAS device to the latest firmware version provided by the manufacturer.
Who is affected by ZDI-23-112?
ZDI-23-112 affects users of Western Digital MyCloud PR4100 NAS devices that have not been patched against this vulnerability.
What type of attack is described in ZDI-23-112?
ZDI-23-112 describes a network-adjacent attack that allows attackers to remotely execute arbitrary code on affected devices.
Is authentication required to exploit ZDI-23-112?
No, authentication is not required to exploit ZDI-23-112, making it particularly dangerous.