VULNERABILITY INTELLIGENCE

CVE-2020-8864

CVSS score8.8 HIGH
EPSS probability81.68%
CISA KEVNot currently listed
Published2020-03-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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 handling of empty passwords. An attacker can leverage this vulnerability to execute arbitrary code on the router. Was ZDI-CAN-9471.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-697
  • nvd@nist.gov: CWE-697

Primary references