CVE-2021-45913 : Security Advisory and Response

ControlUp Real-Time Agent (cuAgent.exe) before 8.2.5 has a hardcoded key that could enable an attacker to execute OS commands through a WCF channel.

Understanding CVE-2021-45913

ControlUp Real-Time Agent vulnerability allowing potential attackers to run OS commands.

What is CVE-2021-45913?

A hardcoded key in ControlUp Real-Time Agent (cuAgent.exe) before version 8.2.5 permits potential attackers to execute OS commands using a WCF channel.

The Impact of CVE-2021-45913

Attackers may exploit this vulnerability to run unauthorized OS commands.
Unauthorized access to system resources and data.
Risk of system compromise and manipulation.

Technical Details of CVE-2021-45913

ControlUp Real-Time Agent vulnerability technical insights.

Vulnerability Description

The presence of a hardcoded key in ControlUp Real-Time Agent (cuAgent.exe) before version 8.2.5 allows attackers to execute commands via a WCF channel.

Affected Systems and Versions

Affected: ControlUp Real-Time Agent versions prior to 8.2.5.

Exploitation Mechanism

Exploitation involves utilizing the hardcoded key to execute malicious OS commands through a WCF channel.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2021-45913.

Immediate Steps to Take

Update ControlUp Real-Time Agent to version 8.2.5 or newer.
Monitor system logs for any suspicious activities.
Implement network segmentation to limit access to critical systems.
Regularly review and update access controls.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments.
Educate staff on cybersecurity best practices.

Patching and Updates

Apply security patches promptly.
Stay informed about security advisories from ControlUp.