ZDI-24-859: (Pwn2Own) Phoenix Contact CHARX SEC-3100 MTQQ Protocol JSON Parsing Type Confusion Information Disclosure Vulnerability

Published Jun 21, 2024
·
Updated

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Phoenix Contact CHARX SEC-3100 devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 4.3. The following CVEs are assigned: CVE-2024-26000.

Affected Software

1 affected component
Phoenix Contact CHARX SEC-3100

Event History

Jun 21, 2024
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-24-859?

The severity of ZDI-24-859 is rated at 4.3 on the CVSS scale.

2

What devices are affected by ZDI-24-859?

ZDI-24-859 affects the Phoenix Contact CHARX SEC-3100 devices.

3

Is authentication required to exploit ZDI-24-859?

No, authentication is not required to exploit ZDI-24-859.

4

What information can be disclosed due to ZDI-24-859?

ZDI-24-859 allows network-adjacent attackers to disclose sensitive information.

5

How can I protect my Phoenix Contact CHARX SEC-3100 devices from ZDI-24-859?

To protect against ZDI-24-859, ensure that your devices are updated and follow security best practices.

Contact

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