What is CVE-2017-16902?

CVE-2017-16902 is a high-severity vulnerability in Vonage Vdv-23, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-11-20.

How severe is CVE-2017-16902?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Vonage Vdv-23

CVE-2017-16902

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.

Vulnerability class: Buffer Overflow

Published 2017-11-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.080 (94.6th percentile), scored 2026-10-06.

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.080 · newest: 0.080 · change: 0.000

Affected products

Vonage Vdv-23
Vonage Vdv-23 Firmware — versions 3.2.11-0.9.40

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

gh0s7.net/vonage2 (Third Party Advisory)
www.exploit-db.com/exploits/43164/ (Exploit, VDB Entry, Third Party Advisory, exploit)

Frequently asked questions

What is CVE-2017-16902?: CVE-2017-16902 is a high-severity vulnerability in Vonage Vdv-23, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-11-20.
How severe is CVE-2017-16902?: High severity. CVSS v3 base score is 7.5 out of 10.