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CVE-2020-8863 High · 8.8 EPSS 78.4%

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

D-Link · Multiple Routers

Summary

A flaw in the handling of HNAP login requests in the D-Link DIR-867, DIR-878, and DIR-882 routers running firmware 1.10B04 stems from an incorrect implementation of the authentication algorithm. An attacker on an adjacent network can exploit it without authenticating or any user interaction, bypassing login to escalate privileges and execute 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 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.

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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