CVE-2019-16879 : Exploit Details and Defense Strategies

Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70 firmware Versions 5.0 and earlier have a vulnerability allowing unauthorized TELNET access without authentication.

Understanding CVE-2019-16879

The vulnerability identified as Missing Authentication for Critical Function (CWE-306) in the Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70 firmware Versions 5.0 and earlier.

What is CVE-2019-16879?

The flaw enables unauthorized access via TELNET without authentication, potentially allowing attackers to modify configurations or perform malicious actions.

The Impact of CVE-2019-16879

Unauthorized access through TELNET without authentication can lead to unauthorized configuration changes or malicious activities by threat actors.

Technical Details of CVE-2019-16879

The technical aspects of the vulnerability in the Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70 firmware Versions 5.0 and earlier.

Vulnerability Description

The vulnerability allows unauthorized TELNET access without authentication, posing a security risk for the affected systems.

Affected Systems and Versions

Product: Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70
Firmware Versions: 5.0 and earlier

Exploitation Mechanism

Attackers can exploit the vulnerability by gaining unauthorized access via TELNET without the need for authentication, potentially compromising system integrity.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2019-16879 vulnerability.

Immediate Steps to Take

Disable TELNET services if not required
Implement strong authentication mechanisms
Monitor network traffic for any unauthorized access attempts

Long-Term Security Practices

Regularly update firmware to patched versions
Conduct security assessments and penetration testing
Implement network segmentation to limit exposure

Patching and Updates

Apply patches and updates provided by Synergy Systems & Solutions to address the vulnerability.