CVE-2020-5794 : Exploit Details and Defense Strategies
Learn about CVE-2020-5794, a vulnerability in Nessus Network Monitor versions 5.11.0, 5.11.1, and 5.12.0 for Windows allowing local privilege escalation. Find mitigation steps and prevention measures.
A vulnerability in Nessus Network Monitor versions 5.11.0, 5.11.1, and 5.12.0 for Windows could allow an authenticated local attacker to execute arbitrary code by copying user-supplied files to a specially constructed path in a specifically named user directory. The attacker needs valid credentials on the Windows system to exploit this vulnerability.
Understanding CVE-2020-5794
This CVE identifies a Local Privilege Escalation vulnerability in Nessus Network Monitor versions 5.11.0, 5.11.1, and 5.12.0 for Windows.
What is CVE-2020-5794?
The vulnerability in Nessus Network Monitor versions 5.11.0, 5.11.1, and 5.12.0 for Windows allows an authenticated local attacker to execute arbitrary code by manipulating user-supplied files in a specific directory.
The Impact of CVE-2020-5794
This vulnerability could lead to a local privilege escalation, enabling an attacker with valid credentials to run malicious code on the affected Windows system.
Technical Details of CVE-2020-5794
The following technical details provide insight into the vulnerability:
Vulnerability Description
- Type: Local Privilege Escalation
- Affected Product: Nessus Network Monitor
- Affected Versions: 5.11.0, 5.11.1, 5.12.0
Affected Systems and Versions
- Product: Nessus Network Monitor
- Versions: 5.11.0, 5.11.1, 5.12.0
Exploitation Mechanism
- Attacker needs valid credentials on the Windows system
- By copying user-supplied files to a specially constructed path in a specifically named user directory
Mitigation and Prevention
To address CVE-2020-5794, consider the following steps:
Immediate Steps to Take
- Apply vendor-provided patches or updates promptly
- Monitor system logs for any suspicious activities
- Restrict user permissions to minimize the impact of potential attacks
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities
- Conduct security training for users to enhance awareness of social engineering tactics
Patching and Updates
- Check for security advisories from the vendor
- Implement a robust patch management process to ensure timely application of updates