CVE-2020-8863

HIGH

D-Link DIR-867,DIR-878,DIR-882 <1.10B04 - Auth Bypass

Title source: llm
STIX 2.1

Description

This vulnerability allows network-adjacent attackers 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.

Scores

CVSS v3 8.8
EPSS 0.0177
EPSS Percentile 82.7%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-287 CWE-303
Status published
Products (3)
dlink/dir-867_firmware < 1.10b04
dlink/dir-878_firmware < 1.20b03
dlink/dir-882_firmware < 1.10b04
Published Mar 23, 2020
Tracked Since Feb 18, 2026