CVE-2020-26548 : Security Advisory and Response

An issue was discovered in Aviatrix Controller before R5.4.1290. There is an insecure sudo rule: a user exists that can execute all commands as any user on the system.

Understanding CVE-2020-26548

This CVE involves a security vulnerability in Aviatrix Controller that allows a user to execute commands as any user on the system.

What is CVE-2020-26548?

CVE-2020-26548 is a vulnerability found in Aviatrix Controller before version R5.4.1290, enabling a user to run commands as any user on the system due to an insecure sudo rule.

The Impact of CVE-2020-26548

The presence of this vulnerability could lead to unauthorized access and potential misuse of system privileges, posing a significant security risk.

Technical Details of CVE-2020-26548

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in Aviatrix Controller before R5.4.1290 allows a user to execute commands as any user on the system due to an insecure sudo rule.

Affected Systems and Versions

Affected Product: Aviatrix Controller
Affected Version: Before R5.4.1290

Exploitation Mechanism

The vulnerability can be exploited by a user to gain unauthorized access and execute commands as any user on the system.

Mitigation and Prevention

Protecting systems from CVE-2020-26548 requires immediate action and long-term security measures.

Immediate Steps to Take

Update Aviatrix Controller to version R5.4.1290 or newer to mitigate the vulnerability.
Review and restrict sudo rules to prevent unauthorized command execution.

Long-Term Security Practices

Regularly review and update sudo configurations to ensure secure access control.
Conduct security audits to identify and address any potential vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by Aviatrix to address known vulnerabilities.