CVE-2025-1546 Overview
CVE-2025-1546 is an operating system command injection vulnerability [CWE-77] in the BDCOM Behavior Management and Auditing System through build 20250210. The flaw resides in the log_operate_clear function within /webui/modules/log/operate.mds. Attackers can manipulate the start_code argument to inject arbitrary operating system commands. The vulnerability is remotely exploitable without authentication or user interaction. Public disclosure of the exploit details has occurred, and the vendor did not respond to coordinated disclosure attempts.
Critical Impact
Unauthenticated remote attackers can execute arbitrary operating system commands on the affected appliance through a crafted HTTP request to the log management endpoint.
Affected Products
- BDCOM Behavior Management and Auditing System through build 20250210
- Web interface module /webui/modules/log/operate.mds
- Function log_operate_clear handling the start_code parameter
Discovery Timeline
- 2025-02-21 - CVE-2025-1546 published to the National Vulnerability Database
- 2026-04-15 - Last updated in NVD database
Technical Details for CVE-2025-1546
Vulnerability Analysis
The vulnerability is classified as OS command injection under [CWE-77]. The affected endpoint resides at /webui/modules/log/operate.mds and invokes the log_operate_clear function. The function consumes the start_code HTTP parameter and passes it into an operating system shell context without sufficient sanitization or neutralization of shell metacharacters.
Because the BDCOM Behavior Management and Auditing System is a network appliance exposing a web management interface, the vulnerable endpoint is reachable over the network. No authentication or user interaction is required to reach the vulnerable code path, per the published advisory. An exploit has been disclosed publicly, increasing the likelihood of opportunistic scanning and abuse.
Root Cause
The root cause is improper neutralization of special elements used in an operating system command. The log_operate_clear handler concatenates the attacker-controlled start_code value into a shell command string. Shell metacharacters such as ;, |, &, and backticks are not stripped or escaped, allowing command chaining and arbitrary command execution under the privileges of the web service process.
Attack Vector
The attack vector is network-based. An attacker sends a crafted HTTP request to /webui/modules/log/operate.mds with a malicious start_code payload designed to break out of the intended command context. Because the appliance functions as a perimeter or internal traffic auditing device, successful exploitation can yield a foothold inside the monitored network and may expose captured audit data.
The vulnerability mechanism is described in the public GitHub CVE overview and the VulDB entry #296491. No verified code examples are reproduced here.
Detection Methods for CVE-2025-1546
Indicators of Compromise
- HTTP requests to /webui/modules/log/operate.mds containing shell metacharacters (;, |, &, $(), backticks) in the start_code parameter
- Unexpected child processes spawned by the BDCOM web service, particularly sh, bash, wget, curl, or nc
- Outbound connections originating from the appliance to unknown external hosts following web requests to the log module
Detection Strategies
- Inspect web access logs on the appliance and any fronting reverse proxy for POST or GET requests targeting operate.mds with non-numeric or encoded start_code values
- Apply web application firewall signatures that flag shell metacharacters in parameters destined for /webui/modules/log/
- Correlate web request telemetry with process execution events to surface command injection chains
Monitoring Recommendations
- Forward appliance web and system logs to a centralized log platform for long-term retention and search
- Alert on any new outbound network flows initiated by the appliance to non-corporate destinations
- Track the EPSS score for CVE-2025-1546, currently 0.803% at the 74th percentile, as a signal of changing exploitation likelihood
How to Mitigate CVE-2025-1546
Immediate Actions Required
- Restrict network access to the BDCOM web management interface to a dedicated administrative VLAN or jump host
- Block external internet exposure of the appliance management port at the perimeter firewall
- Audit recent access logs for requests to /webui/modules/log/operate.mds and investigate any suspicious start_code values
Patch Information
No vendor patch is currently referenced in the available advisories. The vendor was contacted prior to disclosure but did not respond, per the VulDB entry #296491. Operators should monitor the vendor's official channels for a fixed firmware release and apply it immediately upon availability.
Workarounds
- Place the appliance behind a web application firewall configured to block shell metacharacters in query and body parameters
- Disable or firewall the /webui/modules/log/ path from untrusted networks until a vendor fix is released
- Enforce source IP allow-listing on the management interface so only known administrative workstations can reach the web UI
- Rotate any credentials and keys stored on or accessible from the appliance if exploitation is suspected
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
