CVE-2020-15633

HIGH

D-Link DIR-867,DIR-878,DIR-882 <1.20B10_BETA - 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 1.20B10_BETA. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP requests. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the router. Was ZDI-CAN-10835.

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-20-881/

Scores

CVSS v3 8.8
EPSS 0.0277
EPSS Percentile 84.4%
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-288
Status published
Products (3)
d-link/dir-867_firmware < 1.20b10
d-link/dir-878_firmware < 1.20b05
d-link/dir-882_firmware
Published Jul 23, 2020
Tracked Since Feb 18, 2026