CVE-2020-5723 : Security Advisory and Response

The UCM6200 series 1.0.20.22 and below has a vulnerability that allows unencrypted user passwords to be stored in an SQLite database, potentially enabling attackers to retrieve passwords and gain elevated privileges.

Understanding CVE-2020-5723

This CVE involves the storage of unencrypted user passwords in the Grandstream UCM6200 series, version 1.0.20.22 and below.

What is CVE-2020-5723?

The vulnerability in the UCM6200 series allows attackers to access unencrypted user passwords stored in an SQLite database, leading to potential privilege escalation.

The Impact of CVE-2020-5723

The vulnerability could result in unauthorized access to sensitive information, including user passwords, and potentially allow attackers to gain elevated privileges within the system.

Technical Details of CVE-2020-5723

The technical aspects of the CVE provide insight into the vulnerability and its implications.

Vulnerability Description

The UCM6200 series, version 1.0.20.22 and below, stores user passwords without encryption in an SQLite database, creating a security risk for potential password exposure.

Affected Systems and Versions

Product: Grandstream UCM6200 series
Versions Affected: 1.0.20.20 and below

Exploitation Mechanism

Attackers can exploit this vulnerability by accessing the SQLite database where passwords are stored, potentially leading to unauthorized access and privilege escalation.

Mitigation and Prevention

Addressing the CVE requires immediate actions and long-term security practices.

Immediate Steps to Take

Update to a patched version that encrypts user passwords in the database.
Change all user passwords to ensure security of accounts.

Long-Term Security Practices

Implement strong password policies and regular password changes.
Conduct security audits to identify and address any similar vulnerabilities.

Patching and Updates

Ensure timely installation of security patches provided by the vendor to mitigate the vulnerability and enhance system security.