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CVE-2020-8864 High · 8.8 EPSS 81.7%

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link…

D-Link · Multiple Routers

Summary

The flaw is in the handling of HNAP login requests in multiple D-Link routers, specifically the DIR-867, DIR-878, and DIR-882 models running firmware 1.10B04, where empty passwords are not properly handled. A network-adjacent attacker can bypass authentication without any credentials or user interaction, and use this to execute arbitrary code on the router.

Official description · CVE.org

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.

Breakdown
26.1 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 23 Mar 2020. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

References

2 links, grouped by NVD tag
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