EUVD-2024-33664

Comprehensive Technical Analysis of EUVD-2024-33664

1. Vulnerability Assessment and Severity Evaluation

The vulnerability EUVD-2024-33664 pertains to an OS Command Injection flaw in certain End-of-Life (EOL) GeoVision devices. This vulnerability allows unauthenticated remote attackers to inject and execute arbitrary system commands on the affected devices. The severity of this vulnerability is rated with a CVSS Base Score of 9.8, which is considered critical. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H indicates the following:

• Attack Vector (AV:N): Network
• Attack Complexity (AC:L): Low
• Privileges Required (PR:N): None
• User Interaction (UI:N): None
• Scope (S:U): Unchanged
• Confidentiality (C:H): High
• Integrity (I:H): High
• Availability (A:H): High

Given the high scores in confidentiality, integrity, and availability, this vulnerability poses a significant risk to the affected systems.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is through network access. Unauthenticated remote attackers can exploit this vulnerability by sending specially crafted requests to the affected devices. The low attack complexity and the lack of required privileges or user interaction make this vulnerability particularly dangerous.

Potential exploitation methods include:

• Command Injection: Attackers can inject malicious commands into the device's operating system, leading to unauthorized actions such as data exfiltration, system modification, or denial of service.
• Remote Code Execution (RCE): By injecting commands, attackers can execute arbitrary code on the device, potentially leading to full system compromise.

3. Affected Systems and Software Versions

The affected systems include specific GeoVision devices that are no longer supported (EOL). The following products and versions are impacted:

• GVLX 4 V2: Version 0
• GV-VS11: Version 0
• GVLX 4 V3: Version 0
• GV-VS12: Version 0
• GV-DSP_LPR_V3: Version 0

Given that these devices are EOL, they are likely to be running outdated software versions, making them more susceptible to such vulnerabilities.

4. Recommended Mitigation Strategies

Due to the EOL status of the affected devices, traditional patching may not be available. Therefore, the following mitigation strategies are recommended:

• Network Segmentation: Isolate affected devices on a separate network segment to limit exposure.
• Access Control: Implement strict access controls to restrict network access to these devices.
• Monitoring and Logging: Enhance monitoring and logging to detect any suspicious activity or unauthorized access attempts.
• Upgrade or Replacement: Consider upgrading to supported versions of the devices or replacing them with newer, supported models.
• Firewall Rules: Implement firewall rules to block unauthorized access to the affected devices.

5. Impact on European Cybersecurity Landscape

The exploitation of this vulnerability can have significant implications for the European cybersecurity landscape, particularly in sectors that rely on GeoVision devices for surveillance and security. The potential for unauthorized access, data breaches, and system compromise can lead to:

• Data Breaches: Sensitive information could be exfiltrated, leading to privacy violations and potential legal repercussions.
• Operational Disruptions: Compromised devices could be used to disrupt operations, leading to financial losses and reputational damage.
• Compliance Issues: Organizations may face compliance issues if they fail to address this vulnerability, especially in regulated industries.

6. Technical Details for Security Professionals

For security professionals, the following technical details are crucial:

• Detection: Implement Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS) to detect and block suspicious network traffic targeting the affected devices.
• Incident Response: Develop an incident response plan specifically for this vulnerability, including steps for containment, eradication, and recovery.
• Patch Management: Although patches may not be available for EOL devices, ensure that all other systems and devices are up-to-date with the latest security patches.
• Vendor Communication: Engage with the vendor (GeoVision) to inquire about any potential support or mitigation strategies they may offer for EOL devices.

Conclusion

The OS Command Injection vulnerability in EOL GeoVision devices (EUVD-2024-33664) is a critical issue that requires immediate attention. Organizations should prioritize mitigation strategies to protect their systems and data. Given the EOL status of the affected devices, a combination of network segmentation, access control, monitoring, and potential replacement of devices is recommended to mitigate the risk effectively.

References

• TW-CERT Advisory
• TW-CERT Advisory (English)

Alias

• CVE-2024-11120

Assigner

• twcert

EPSS Score

• 15

ENISA ID Product

• GVLX 4 V2 (Version 0)
• GV-VS11 (Version 0)
• GVLX 4 V3 (Version 0)
• GV-VS12 (Version 0)
• GV-DSP_LPR_V3 (Version 0)

ENISA ID Vendor

• GeoVision