CVE-2020-8863
moderate-risk
Published 2020-03-23
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.
Do I need to act?
~
1.8% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
ADJACENT_NETWORK
/ LOW complexity
Affected Products (3)
Affected Vendors
References (4)
Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP1...
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-267/
Third Party Advisory
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP1...
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-267/
41
/ 100
moderate-risk
Severity
27/34 · High
Exploitability
5/34 · Minimal
Exposure
9/34 · Low