VULNERABILITY INTELLIGENCE

CVE-2020-10884

CVSS score8.8 HIGH

EPSS probability38.84%

CISA KEVNot currently listed

Published2020-03-25

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

zdi-disclosures@trendmicro.com: CWE-321
nvd@nist.gov: CWE-798

Primary references

zdi-disclosures@trendmicro.com — Exploit, Third Party Advisory, VDB Entry
zdi-disclosures@trendmicro.com — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry