CVE-2020-27865

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1860 firmware version 1.04B03 WiFi extenders. Authentication is not required to exploit this vulnerability. The specific flaw exists within the uhttpd service, which listens on TCP port 80 by default. 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 device. Was ZDI-CAN-10894.

• CWE-288
• CWE-287

• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10197Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-20-1429/Third Party Advisory, VDB Entry
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10197Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-20-1429/Third Party Advisory, VDB Entry

Published

Feb 12, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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