Published: 23/03/2020 Updated: 23/04/2021

CVSS v2 Base Score: 8.3 | Impact Score: 10 | Exploitability Score: 6.5

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 739

Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C

This vulnerability allows network-adjacent malicious users to bypass authentication on affected installations of D-Link DIR-867, DIR-878, and DIR-882 routers with firmware 1.10B04. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from the lack of proper implementation of the authentication algorithm. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the router. Was ZDI-CAN-9470.

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dlink dir-878_firmware
dlink dir-882_firmware
dlink dir-867_firmware

CWE-287 https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10157 https://www.zerodayinitiative.com/advisories/ZDI-20-267/https://nvd.nist.gov

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CVE-2020-8863

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