Is CVE-2019-16879 actively exploited?

No active exploitation of CVE-2019-16879 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-16879 be exploited remotely?

Yes. CVE-2019-16879 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-16879?

CVE-2019-16879 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2019-16879

CRITICAL

CVE-2019-16879

CWE-306Published: April 14, 2020· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

The Synergy Systems & Solutions (SSS) HUSKY RTU 6049-E70, with firmware Versions 5.0 and prior, has a Missing Authentication for Critical Function (CWE-306) vulnerability. The affected product does not require authentication for TELNET access, which may allow an attacker to change configuration or perform other malicious activities.

NVD Source

Technical Analysis

CVE-2019-16879 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.