Full Report
Palo Alto Networks has published [1] information on vulnerabilities in PAN-OS. This advisory lists the related Siemens Industrial products affected by these vulnerabilities. Siemens is preparing fix versions and recommends countermeasures for products where fixes are not, or not yet available. Customers are advised to consult and implement the workarounds provided in Palo Alto Networks’ upstream security notifications. [1] https://security.paloaltonetworks.com/
Analysis Summary
# Vulnerability: Multiple Vulnerabilities in Palo Alto Networks Virtual NGFW on RUGGEDCOM APE1808 Devices
## CVE Details
This advisory covers multiple vulnerabilities. Details for the explicitly mentioned CVEs are provided below.
| CVE ID | CVSS v3.1 Score (Severity) | CVSS v4.0 Score | CWE |
| :--- | :--- | :--- | :--- |
| **CVE-2025-0133** | Not explicitly detailed | Not explicitly detailed | Not explicitly detailed |
| **CVE-2026-0227** | 7.5 (High) | 8.7 (Critical) | CWE-754 (Improper Check for Unusual or Exceptional Conditions) |
| **CVE-2025-4229** | Not explicitly detailed | Not explicitly detailed | Not explicitly detailed |
| **CVE-2025-4230** | Not explicitly detailed | Not explicitly detailed | Not explicitly detailed |
| **CVE-2025-4614** | 3.4 (Low) | 4.8 (Low) | CWE-497 (Exposure of Sensitive System Information to an Unauthorized Control Sphere) |
| **CVE-2025-4615** | 6.5 (Medium) | 7.0 (High) | CWE-83 (Improper Neutralization of Script in Attributes in a Web Page) |
*Note: The overall advisory CVSS Base Score is 7.5 (v3.1) / 8.7 (v4.0).*
## Affected Systems
- **Products:** Siemens RUGGEDCOM APE1808 devices hosting Palo Alto Networks Virtual NGFW.
- **Versions:** All versions of RUGGEDCOM APE1808 running PAN-OS are potentially affected, depending on the specific configuration related to the underlying CVE.
- **Configurations:**
* Vulnerable to $\text{CVE-2025-0133}$ and $\text{CVE-2026-0227}$ if GlobalProtect gateway or portal is enabled.
* Vulnerable to $\text{CVE-2025-4229}$ if an SD-WAN Interface Profile is configured with Direct Internet Access (DIA).
* Vulnerable to $\text{CVE-2025-4614}$ if the debug option is enabled on the Virtual NGFW.
* Vulnerable to $\text{CVE-2025-4615}$ if using the management web interface as an authenticated administrator.
## Vulnerability Description
This advisory consolidates reports from Palo Alto Networks detailing multiple vulnerabilities impacting the PAN-OS running on the RUGGEDCOM APE1808 platform.
Specific technical impacts derived from individual CVEs include:
* **CVE-2026-0227:** An unauthenticated attacker can cause a Denial of Service (DoS), potentially leading the firewall into maintenance mode after repeated attempts. Severity is High/Critical due to unauthenticated network access leading to interruption of service.
* **CVE-2025-4614 (Information Disclosure):** An authenticated administrator can view the session tokens of other users authenticated to the firewall web UI, potentially allowing for user impersonation.
* **CVE-2025-4615 (Arbitrary Command Execution):** An improper input neutralization vulnerability in the management web interface allows a highly privileged, authenticated administrator to bypass system restrictions and execute arbitrary commands.
* **CVE-2025-4230:** (Impact not detailed in excerpt, but falls under the general category of vulnerabilities addressed).
## Exploitation
- **Status:** Exploitation status for specific PAN-OS vulnerabilities varies by CVE, but the Siemens advisory only lists **workarounds** indicating proactive remediation is necessary.
- **Complexity:** Varies by CVE severity (e.g., $\text{CVE-2026-0227}$ appears exploitable without authentication, suggesting **Low** network complexity).
- **Attack Vector:** Varies by CVE, spanning **Network** (for DoS) and potentially **Local** (for authenticated administrative flaws).
## Impact
Impact assessment is derived from the underlying PAN-OS vulnerabilities:
* **Confidentiality:** Potentially High (due to session token leakage - $\text{CVE-2025-4614}$).
* **Integrity:** Potentially High (due to arbitrary command execution - $\text{CVE-2025-4615}$).
* **Availability:** High (due to DoS condition - $\text{CVE-2026-0227}$).
## Remediation
### Patches
Patches are not explicitly listed as immediately available version numbers in this Siemens summary. Customers are instructed to:
* **Contact customer support** to receive patch and update information for all listed CVEs.
### Workarounds
Siemens recommends the following specific mitigations based on the underlying vulnerability CVE:
* **CVE-2025-0133:** Disable Clientless VPN. (Refer to Palo Alto Networks' Security Advisory for further measures).
* **CVE-2025-4230, CVE-2025-4614, CVE-2025-4615:** Restrict CLI access to a limited group of administrators.
General recommendations include consulting and implementing workarounds provided in Palo Alto Networks’ upstream security notifications.
## Detection
The advisory does not list specific Indicators of Compromise (IOCs) but implies detection should focus on activity related to the configuration points:
* Monitor unusual CLI activity, especially from unexpected sources or accounts.
* Monitor for excessive connection attempts targeting GlobalProtect or management interfaces that might indicate exploitation of the unauthenticated DoS vector ($\text{CVE-2026-0227}$).
* For detailed detection rules, customers must consult the referenced Palo Alto Networks advisories.
## References
- Vendor Advisories:
* Palo Alto Networks: hXXps://security.paloaltonetworks.com/
- Siemens Advisory:
* SSA-513708: hXXps://cert-portal.siemens.com/productcert/html/ssa-513708.html
- General Guidelines:
* Siemens Operational Guidelines for Industrial Security: hXXps://www.siemens.com/cert/operational-guidelines-industrial-security