CVE-2017-16564

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-11-06 · updated 2026-06-17
Weakness: CWE-79

Description

Stored Cross-site scripting (XSS) vulnerability in /cgi-bin/config2 on Vonage (Grandstream) HT802 devices allows remote authenticated users to inject arbitrary web script or HTML via the DHCP vendor class ID field (P148).

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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