CVE-2017-16565

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-11-06 · updated 2026-06-17
Weakness: CWE-352

Description

Cross-Site Request Forgery (CSRF) in /cgi-bin/login on Vonage (Grandstream) HT802 devices allows attackers to authenticate a user via the login screen using the default password of 123 and submit arbitrary requests.

Affected products

Grandstream Ht802 Firmware: all versions

References

https://distributedcompute.com/2017/11/04/vonage-ht802-multiple-vulnerabilities/
https://distributedcompute.com/2017/11/04/vonage-ht802-multiple-vulnerabilities/

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