CVE-2020-10881

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-9660.

• CWE-121
• CWE-787

• https://www.zerodayinitiative.com/advisories/ZDI-20-333/Third Party Advisory, VDB Entry
• https://www.zerodayinitiative.com/advisories/ZDI-20-333/Third Party Advisory, VDB Entry

Published

Mar 25, 2020

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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