CVE-2020-7351 Explained : Impact and Mitigation

An OS Command Injection vulnerability in the endpoint_devicemap.php component of Fonality Trixbox Community Edition allows an attacker to execute commands on the underlying operating system as the "asterisk" user. This issue affects versions 1.2.0 through 2.8.0.4 of Fonality Trixbox Community Edition.

Understanding CVE-2020-7351

This CVE involves a post-authentication command injection vulnerability in Fonality Trixbox CE.

What is CVE-2020-7351?

CVE-2020-7351 is an OS Command Injection vulnerability in Fonality Trixbox Community Edition, enabling unauthorized command execution on the system.

The Impact of CVE-2020-7351

The vulnerability has a CVSS base score of 7.3, indicating a high severity level with significant confidentiality and integrity impacts.

Technical Details of CVE-2020-7351

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows an attacker to run commands on the OS as the "asterisk" user, potentially leading to unauthorized system access.

Affected Systems and Versions

Fonality Trixbox Community Edition versions 1.2.0 through 2.8.0.4 are affected.
Versions 1.0 and 1.1 are not vulnerable.

Exploitation Mechanism

An exploit for this vulnerability is available, increasing the risk of successful attacks.

Mitigation and Prevention

Protecting systems from CVE-2020-7351 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or restrict access to vulnerable components.
Apply security patches or updates provided by the vendor.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement network segmentation and access controls to limit attack surfaces.

Patching and Updates

Check for security advisories from Fonality or trusted sources.
Apply patches promptly to mitigate the risk of exploitation.