CVE-2020-5722 : Vulnerability Insights and Analysis

Grandstream UCM6200 Series is vulnerable to unauthenticated remote SQL injection, allowing attackers to execute commands as root or inject HTML in password recovery emails.

Understanding CVE-2020-5722

The vulnerability in the Grandstream UCM6200 Series exposes systems to potential exploitation through crafted HTTP requests.

What is CVE-2020-5722?

The HTTP interface of Grandstream UCM6200 Series is susceptible to unauthenticated remote SQL injection, enabling malicious actors to execute commands as root or inject HTML in password recovery emails on specific versions.

The Impact of CVE-2020-5722

Attackers can exploit this vulnerability to execute shell commands with root privileges on affected versions.
Injection of HTML in password recovery emails can lead to further attacks or phishing attempts.

Technical Details of CVE-2020-5722

The technical aspects of the CVE provide insights into the vulnerability's nature and its implications.

Vulnerability Description

Unauthenticated remote SQL injection vulnerability in the HTTP interface of Grandstream UCM6200 Series.
Allows attackers to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.

Affected Systems and Versions

Product: Grandstream UCM6200 Series
Versions Affected: Before 1.0.20.17

Exploitation Mechanism

Attackers can exploit the vulnerability by sending crafted HTTP requests to the HTTP interface of the affected systems.

Mitigation and Prevention

Protecting systems from CVE-2020-5722 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update the Grandstream UCM6200 Series to version 1.0.20.17 or later to mitigate the vulnerability.
Implement network segmentation to limit access to the HTTP interface.
Monitor and analyze HTTP traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all software and firmware to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Stay informed about security advisories and updates from Grandstream to apply patches promptly.