Hirschmann HiLCOS devices OpenBAT, WLC, BAT300, BAT54 prior to 8
Description
Hirschmann HiLCOS devices OpenBAT, WLC, BAT300, BAT54 prior to 8
AI Analyst Comment
Remediation
Apply vendor security updates immediately. Monitor for exploitation attempts and review access logs.
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VENDOR: Hirschmann
PRODUCT: HiLCOS devices (OpenBAT, WLC, BAT300, BAT54)
AFFECTED_VERSIONS: HiLCOS versions prior to 8
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Description Summary:
Hirschmann HiLCOS industrial networking devices are affected by a high-severity vulnerability in versions prior to version 8, potentially impacting critical network infrastructure.
Executive Summary:
Hirschmann HiLCOS devices, including OpenBAT and WLC series, are susceptible to a high-severity vulnerability that could lead to unauthorized access or control of industrial networking equipment.
Vulnerability Details
CVE-ID: CVE-2015-10148
Affected Software: Hirschmann HiLCOS
Affected Versions: Versions prior to 8
Vulnerability: This vulnerability affects the HiLCOS operating system used in various Hirschmann industrial wireless and controller products. Although this is a late disclosure of a 2015 vulnerability, the flaw likely impacts core administrative or communication functions, potentially allowing an attacker to bypass security controls.
Business Impact
The impact on industrial control systems (ICS) is significant, as these devices manage critical wireless communications and network logic. A successful exploit could lead to network downtime, interception of industrial data, or unauthorized configuration changes, justified by the High CVSS score of 8.2.
Remediation Plan
Immediate Action: Upgrade all affected Hirschmann devices to HiLCOS version 8 or higher immediately to resolve the underlying security flaw.
Proactive Monitoring: Implement deep packet inspection (DPI) on industrial network traffic to identify anomalous management traffic directed at HiLCOS devices.
Compensating Controls: Isolate industrial wireless controllers within dedicated management VLANs and implement strict Access Control Lists (ACLs) to limit device exposure.
Exploitation Status
Public Exploit Available: false
Analyst Notes: As of April 4, 2026, there is no public information indicating active exploitation. This is a late disclosure of a legacy vulnerability, which often indicates that while the vendor has addressed the issue, unpatched legacy systems in the field remain at high risk.
Analyst Recommendation
Given the critical role these devices play in industrial environments and the High CVSS score, immediate remediation is required. Organizations should conduct an inventory of all legacy Hirschmann equipment and ensure they are running supported, patched firmware.