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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...

7.5 HighPublic exploit

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

8.00%Up 5.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

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.

Record
CVE-2017-16902
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
7.8 HighAV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2017-16902
Updated
2026-11-02
EUVDEUVD-2017-8072 No score

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.

Record
EUVD-2017-8072
Updated
2026-11-03
GitHub AdvisoriesGHSA-vf46-qvfh-pq3c 7.5

On the Vonage VDV-23 115 3.2.11-0.9.40 home router, sending a long string of characters in the...

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.

Record
GHSA-vf46-qvfh-pq3c
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-119
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBVonage VDV-23 - Denial of Service2017-11-21

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-16902 is a high vulnerability (CVSS 7.5) in Vonage Vdv-23 Firmware, published November 20, 2017. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 8.00%, the 94th percentile. No source names a fixed version.

References

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