Is CVE-2017-16902 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2017-16902, but active exploitation has not been confirmed.

Can CVE-2017-16902 be exploited remotely?

Yes. CVE-2017-16902 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2017-16902?

CVE-2017-16902 has a CVSS score of 7.5 (HIGH).

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HIGHPOC

CVE-2017-16902

CWE-119Published: November 20, 2017· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

On the Vonage VDV-23 115 3.2.11-0.9.40 home router, sending a long string of characters in the loginPassword and/or loginUsername field to goform/login causes the router to reboot.

NVD Source

Technical Analysis

CVE-2017-16902 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-2017-16902. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.