ZDI-24-867: (Pwn2Own) Phoenix Contact CHARX SEC-3100 CharxUpdateAgent Unrestricted File Upload Remote Code Execution Vulnerability

Published Jun 21, 2024
·
Updated

This vulnerability allows network-adjacent attackers to create arbitrary files 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 5.3. The following CVEs are assigned: CVE-2024-25994.

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-24-867?

The vulnerability ZDI-24-867 has been assigned a CVSS rating of 5.3.

2

How do I fix ZDI-24-867?

To mitigate ZDI-24-867, ensure that the affected Phoenix Contact CHARX SEC-3100 devices are updated to the latest firmware version provided by the vendor.

3

Who is affected by ZDI-24-867?

The vulnerability ZDI-24-867 affects installations of the Phoenix Contact CHARX SEC-3100 devices.

4

Can ZDI-24-867 be exploited without authentication?

Yes, ZDI-24-867 can be exploited by network-adjacent attackers without requiring authentication.

5

What type of attack is ZDI-24-867 associated with?

ZDI-24-867 allows attackers to create arbitrary files on the affected devices.

Contact

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