High severity8.8NVD Advisory· Published Mar 25, 2020· Updated Jun 17, 2026
CVE-2020-10884
CVE-2020-10884
Description
This vulnerability allows network-adjacent attackers 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 tdpServer service, which listens on UDP port 20002 by default. This issue results from the use of hard-coded encryption key. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9652.
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Affected products
2- Range: Firmware Ver: 190726
Patches
Vulnerability mechanics
References
2- packetstormsecurity.com/files/157255/TP-Link-Archer-A7-C7-Unauthenticated-LAN-Remote-Code-Execution.htmlnvdExploitThird Party AdvisoryVDB Entry
- www.zerodayinitiative.com/advisories/ZDI-20-336/nvdThird Party AdvisoryVDB Entry
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