CVE-2020-27985 : What You Need to Know

Security Onion v2 prior to 2.3.10 has an incorrect sudo configuration that allows the administrative user to gain root access without using the sudo password.

Understanding CVE-2020-27985

This CVE identifies a vulnerability in Security Onion v2 that could lead to local privilege escalation.

What is CVE-2020-27985?

The vulnerability in Security Onion v2 allows an administrative user to obtain root access without the sudo password by manipulating a specific file.

The Impact of CVE-2020-27985

This vulnerability could be exploited by an authorized user to escalate their privileges and potentially perform unauthorized actions on the system.

Technical Details of CVE-2020-27985

Security Onion v2 prior to version 2.3.10 is affected by this vulnerability.

Vulnerability Description

The incorrect sudo configuration in Security Onion v2 allows an administrative user to gain root access without using the sudo password by editing and executing a specific file.

Affected Systems and Versions

Security Onion v2 versions prior to 2.3.10

Exploitation Mechanism

The vulnerability can be exploited by an administrative user editing and executing a particular file within the Security Onion setup.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Upgrade Security Onion to version 2.3.10 or later to mitigate this vulnerability.
Monitor system logs for any suspicious activities indicating potential exploitation.

Long-Term Security Practices

Regularly review and update sudo configurations to ensure proper access controls.
Implement the principle of least privilege to restrict user access rights.

Patching and Updates

Stay informed about security updates and patches released by Security Onion Solutions to address vulnerabilities like CVE-2020-27985.