What is the severity of ZDI-CAN-11786?

ZDI-CAN-11786 is considered critical due to the potential for remote code execution without authentication.

How do I fix ZDI-CAN-11786?

To fix ZDI-CAN-11786, update the Advantech BB-ESWGP506-2SFP-T industrial switches to the latest firmware provided by Advantech.

What type of vulnerability is ZDI-CAN-11786?

ZDI-CAN-11786 is a remote code execution vulnerability that affects the telnet service on the device.

Can ZDI-CAN-11786 be exploited remotely?

Yes, ZDI-CAN-11786 can be exploited remotely since it does not require authentication.

What devices are affected by ZDI-CAN-11786?

The Advantech BB-ESWGP506-2SFP-T industrial switches are affected by the ZDI-CAN-11786 vulnerability.

Vulnerability/
ZDI-CAN-11786

critical

9.8

3/8/2024

ZDI-CAN-11786: Advantech BB-ESWGP506-2SFP-T Use of Hard-coded Credentials Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech BB-ESWGP506-2SFP-T industrial switches. Authentication is not required to exploit this vulnerability. The specific flaw exists within the telnet service, which listens on TCP port 23 by default. The service contains a hard-coded password for the administrator user account. An attacker can leverage this vulnerability to execute code in the context of the administrator user.

Affected Software	Affected Version	How to fix
Advantech BB-ESWGP506-2SFP-T

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Reference Links

Frequently Asked Questions

What is the severity of ZDI-CAN-11786?
ZDI-CAN-11786 is considered critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-11786?
To fix ZDI-CAN-11786, update the Advantech BB-ESWGP506-2SFP-T industrial switches to the latest firmware provided by Advantech.
What type of vulnerability is ZDI-CAN-11786?
ZDI-CAN-11786 is a remote code execution vulnerability that affects the telnet service on the device.
Can ZDI-CAN-11786 be exploited remotely?
Yes, ZDI-CAN-11786 can be exploited remotely since it does not require authentication.
What devices are affected by ZDI-CAN-11786?
The Advantech BB-ESWGP506-2SFP-T industrial switches are affected by the ZDI-CAN-11786 vulnerability.

agent/references
agent/softwarecombine
collector/zdi-advisory
source/ZDI
alias/ZDI-21-593
alias/ZDI-CAN-11786
alias/CVE-2021-22667
agent/software-canonical-lookup
agent/title
agent/severity
agent/type
agent/description
agent/event
agent/tags
agent/source
vendor/advantech
canonical/advantech bb-eswgp506-2sfp-t

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Frequently Asked Questions

What is the severity of ZDI-CAN-11786?
ZDI-CAN-11786 is considered critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-11786?
To fix ZDI-CAN-11786, update the Advantech BB-ESWGP506-2SFP-T industrial switches to the latest firmware provided by Advantech.
What type of vulnerability is ZDI-CAN-11786?
ZDI-CAN-11786 is a remote code execution vulnerability that affects the telnet service on the device.
Can ZDI-CAN-11786 be exploited remotely?
Yes, ZDI-CAN-11786 can be exploited remotely since it does not require authentication.
What devices are affected by ZDI-CAN-11786?
The Advantech BB-ESWGP506-2SFP-T industrial switches are affected by the ZDI-CAN-11786 vulnerability.