CVE-2026-22317
Command Injection in Root CA Certificate Transfer Allows Root Access
Publication date: 2026-03-18
Last updated on: 2026-03-18
Assigner: CERT VDE
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| phoenix_contact | fl_switch | to 3.53 (exc) |
| phoenix_contact | fl_switch | 3.53 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-77 | The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a command injection flaw found in the device's Root CA certificate transfer workflow. It allows an attacker with high privileges to send specially crafted HTTP POST requests that lead to the execution of arbitrary commands on the underlying Linux operating system with root-level privileges.
How can this vulnerability impact me? :
The impact of this vulnerability is severe because it enables an attacker with high privileges to execute any command on the device's Linux OS as root. This can lead to full system compromise, unauthorized data access, modification or deletion of data, disruption of services, and potentially taking control over the affected device.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know