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    CVE-2023-51987

    D-Link DIR-822+ V1.0.2 contains a login bypass in the HNAP1 interface, which allows attackers to log in to administrator accounts with empty passwords.

    Published:Jan 11, 2024
    Last Modified:Jun 20, 2025
    EPS:Jan 11, 2024
    EPSS Score:0.00373
    CVSS Score:9.8

    Affected Products

    Vendor
    Dlink
    Product
    Dir-822
    Vendor
    Dlink
    Product
    Dir-822 Firmware

    Exploits

    https://github.com/funny-mud-peee/IoT-vuls/tree/main/dir822%2B/2https://github.com/funny-mud-peee/IoT-vuls/tree/main/dir822%2B/2

    Related CVEs

    CVE-2026-7067 (CVSS 5.5) — A vulnerability was determined in D-Link DIR-822 A_101. The impacted element is the function system of the fil…
    CVE-2024-0717 (CVSS 5.3) — A vulnerability classified as critical was found in D-Link DAP-1360, DIR-300, DIR-615, DIR-615GF, DIR-615S, DI…
    CVE-2023-51984 (CVSS 9.8) — D-Link DIR-822+ V1.0.2 was found to contain a command injection in SetStaticRouteSettings function. allows rem…
    CVE-2019-6258 (CVSS 9.8) — D-Link DIR-822 Rev.Bx devices with firmware v.202KRb06 and older allow a buffer overflow via long MacAddress d…
    CVE-2019-20213 (CVSS 7.5) — D-Link DIR-859 routers before v1.07b03_beta allow Unauthenticated Information Disclosure via the AUTHORIZED_GR…
    CVE-2019-17621 (CVSS 9.8) — The UPnP endpoint URL /gena.cgi in the D-Link DIR-859 Wi-Fi router 1.05 and 1.06B01 Beta01 allows an Unauthent…
    CVE-2018-19990 (CVSS 9.8) — In the /HNAP1/SetWiFiVerifyAlpha message, the WPSPIN parameter is vulnerable, and the vulnerability affects D-…
    CVE-2018-19989 (CVSS 9.8) — In the /HNAP1/SetQoSSettings message, the uplink parameter is vulnerable, and the vulnerability affects D-Link…
    CVE-2018-19987 (CVSS 9.8) — D-Link DIR-822 Rev.B 202KRb06, DIR-822 Rev.C 3.10B06, DIR-860L Rev.B 2.03.B03, DIR-868L Rev.B 2.05B02, DIR-880…
    CVE-2018-19986 (CVSS 9.8) — In the /HNAP1/SetRouterSettings message, the RemotePort parameter is vulnerable, and the vulnerability affects…

    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