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    CVE-2017-16565

    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.

    Published:Nov 6, 2017
    Last Modified:Apr 20, 2025
    EPS:Nov 6, 2017
    EPSS Score:0.00138
    CVSS Score:8.8

    Affected Products

    Vendor
    Grandstream
    Product
    Ht802
    Vendor
    Grandstream
    Product
    Ht802 Firmware

    Exploits

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

    Related CVEs

    CVE-2020-5763 (CVSS 8.8) — Grandstream HT800 series firmware version 1.0.17.5 and below contain a backdoor in the SSH service. An authent…
    CVE-2020-5762 (CVSS 7.5) — Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to a denial of service attack again…
    CVE-2020-5761 (CVSS 7.5) — Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to CPU exhaustion due to an infinit…
    CVE-2020-5760 (CVSS 7.8) — Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to an OS command injection vulnerab…
    CVE-2017-16563 (CVSS 8) — Cross-Site Request Forgery (CSRF) in the Basic Settings screen on Vonage (Grandstream) HT802 devices allows at…
    CVE-2017-16564 (CVSS 5.4) — Stored Cross-site scripting (XSS) vulnerability in /cgi-bin/config2 on Vonage (Grandstream) HT802 devices allo…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High