OTPulse

Siemens RUGGEDCOM APE1808

Plan PatchCVSS 8.1ICS-CERT ICSA-25-226-09Aug 12, 2025
SiemensManufacturing
Attack path
Attack VectorNetwork
Auth RequiredLow
ComplexityLow
User InteractionNone needed
Summary

Multiple vulnerabilities exist in Siemens RUGGEDCOM APE1808 industrial managed switch, including command injection (CWE-78), insufficient access controls (CWE-250, CWE-863), path traversal (CWE-22), SQL injection (CWE-89), and cross-site scripting (CWE-79). These flaws could allow an authenticated attacker with network access to execute arbitrary commands, modify device configuration, or gain unauthorized control over the switch. The advisory indicates Siemens is developing patches and recommends users contact customer support for update information.

What this means
What could happen
An authenticated attacker with network access could execute arbitrary commands on the RUGGEDCOM APE1808 device or manipulate the device's configuration, potentially disrupting network connectivity or industrial processes that depend on this managed switch.
Who's at risk
Manufacturing facilities using Siemens RUGGEDCOM APE1808 managed industrial switches in production networks, particularly those with remote management enabled or shared IT/OT network boundaries. This device acts as a critical network component for connecting PLCs, HMIs, and other industrial devices.
How it could be exploited
An attacker with valid credentials and network access to the device could send specially crafted input to exploit command injection, path traversal, or SQL injection flaws in the web management interface or API, leading to arbitrary code execution or configuration modification.
Prerequisites
  • Valid login credentials for the device management interface
  • Network access to the RUGGEDCOM APE1808 management port (typically HTTP/HTTPS)
  • Ability to reach the device from an authenticated network segment
requires valid authenticationremotely exploitable over networklow attack complexitycould enable lateral movement in OT networkno patch currently availableaffects network infrastructure supporting production systems
Exploitability
Some exploitation risk — EPSS score 1.1%
Affected products (1)
ProductAffected VersionsFix Status
RUGGEDCOM APE1808All versionsNo fix yet
Remediation & Mitigation
0/4
Do now
0/2
WORKAROUNDRestrict network access to the device management interface (HTTP/HTTPS ports) using firewall rules to allow only trusted engineering workstations or administration networks
HARDENINGDisable remote management access from the internet and require VPN with multi-factor authentication for any off-site administrative access
Schedule — requires maintenance window
0/1

Patching may require device reboot — plan for process interruption

HOTFIXContact Siemens customer support to obtain and deploy the latest firmware patch for RUGGEDCOM APE1808
Long-term hardening
0/1
HARDENINGEnsure the RUGGEDCOM APE1808 is not directly accessible from the business network or internet; place it behind a firewall in a restricted OT management segment
View full CISA ICS-CERT advisory
API: /api/v1/advisories/1129b1a2-8d54-4b96-b110-0a36f9adee66

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