Overview
The CVE-2025-40767 vulnerability presents a significant threat to users of the SINEC Traffic Analyzer (6GK8822-1BG01-0BA0), particularly those running versions prior to V3.0. This is a critical flaw that involves running Docker containers without the necessary security controls to enforce isolation, resulting in potential system compromise or data leakage. This vulnerability carries substantial weight due to the potential for an attacker to gain elevated access and potentially access sensitive host system resources.
Vulnerability Summary
CVE ID: CVE-2025-40767
Severity: High (7.8 CVSS)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise and data leakage
Affected Products
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Product | Affected Versions
SINEC Traffic Analyzer | All versions < V3.0 How the Exploit Works
The vulnerability stems from the application’s handling of Docker containers which lack adequate security controls. An attacker can exploit this by running a malicious Docker container that is not properly isolated. Without the required isolation measures, the container can interact with the host system, thereby granting the attacker an opportunity to elevate their access privileges. Consequently, they could perform various malicious activities including compromising the system or leaking data.
Conceptual Example Code
Here’s a conceptual example of how the vulnerability might be exploited, using a shell command to run a malicious Docker container:
docker run -v /:/host --privileged --name malicious_container attacker/malicious_imageIn this example, the `-v /:/host` argument mounts the host’s root file system into the Docker container, and `–privileged` gives it full capabilities, effectively bypassing all security features. This allows the attacker inside the container to access and modify any file on the host system, leading to potential system compromise or data leakage.
Mitigation
Users are urged to apply the vendor patch as soon as it becomes available. Until then, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation measure against potential exploits. It is essential to ensure that these systems are configured correctly to identify and block attempted exploits of this vulnerability. Additionally, users should avoid running Docker containers from untrusted sources.
