Description
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoint. A crafted TCP message can write stack pointers to the stack. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-12306.
Exploits (1)
nomisec
WORKING POC
45 stars
by synacktiv · poc
https://github.com/synacktiv/CVE-2021-27246_Pwn2Own2020
References (1)
Core 1
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-215/
Scores
CVSS v3
8.0
EPSS
0.1237
EPSS Percentile
93.9%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-121
Status
published
Products (1)
tp-link/ac1750_firmware
1.0.15
Published
Apr 14, 2021
Tracked Since
Feb 18, 2026