Is CVE-2017-15667 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2017-15667, but active exploitation has not been confirmed.

Can CVE-2017-15667 be exploited remotely?

Yes. CVE-2017-15667 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2017-15667?

CVE-2017-15667 has a CVSS score of 7.5 (HIGH).

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HIGHPOC

CVE-2017-15667

CWE-20Published: December 28, 2017· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

In Flexense SysGauge Server 3.6.18, the Control Protocol suffers from a denial of service. The attack vector is a crafted SERVER_GET_INFO packet sent to control port 9221.

NVD Source

Technical Analysis

CVE-2017-15667 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 availability disruption (denial of service), with a CVSS base score of 7.5.

A proof-of-concept (PoC) exploit exists for CVE-2017-15667. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.