CVE-2018-7891 Explained : Impact and Mitigation

Milestone XProtect Video Management Software versions 2016 R1 to 2018 R1 are vulnerable to a .NET Remoting endpoint deserialization attack that could lead to remote code execution.

Understanding CVE-2018-7891

The vulnerability in Milestone XProtect Video Management Software versions 2016 R1 to 2018 R1 could allow attackers to execute remote code through deserialization attacks.

What is CVE-2018-7891?

The vulnerability lies in the .NET Remoting endpoints of the affected software versions, enabling attackers to exploit deserialization vulnerabilities for remote code execution.

The Impact of CVE-2018-7891

Exploitation of this vulnerability could result in unauthorized remote code execution, potentially compromising the security and integrity of the affected systems.

Technical Details of CVE-2018-7891

Milestone XProtect Video Management Software versions 2016 R1 to 2018 R1 are susceptible to a critical security flaw.

Vulnerability Description

The vulnerability stems from insecure .NET Remoting endpoints, allowing malicious actors to carry out deserialization attacks, leading to the execution of arbitrary remote code.

Affected Systems and Versions

Milestone XProtect Video Management Software versions 2016 R1 (10.0.a) to 2018 R1 (12.1a)

Exploitation Mechanism

Attackers can exploit the vulnerability by leveraging deserialization attacks on the .NET Remoting endpoints, enabling them to execute remote code on the affected systems.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2018-7891.

Immediate Steps to Take

Apply security patches and updates provided by Milestone for the affected versions.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses in the system.

Patching and Updates

Milestone has released security hotfixes for the affected versions to address the vulnerability. Ensure timely installation of these patches to secure the software against potential exploits.