vulnerability
Siemens RUGGEDCOM APE1808 Devices
High
Summary
A buffer overflow vulnerability (CVE-2026-0300) has been identified in Siemens RUGGEDCOM APE1808 devices, specifically the User-ID™ Authentication Portal service within Palo Alto Networks PAN-OS software. This vulnerability allows unauthenticated attackers to execute arbitrary code with root privileges on PA-Series and VM-Series firewalls. Siemens recommends disabling the captive portal and restricting access to trusted internal IP addresses as immediate mitigation steps.
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