$ cve CVE-2020-10884 JSON

CVE-2020-10884 EXPLOIT

8.8

HIGH · CVSS 3.1 · EPSS 21.9% (pctl 98)

Patch early

A public exploit exists.

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.

Scoring

CVSS	8.8 (HIGH, v3.1)
Vector	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS	21.91% — more likely to be exploited than 98% of all CVEs
Weakness	CWE-321
On CISA KEV	no
Public exploit	yes
Published	2020-03-25
Last modified	2026-06-17

Affected (2)

Vendor	Product
tp-link	ac1750
tp-link	ac1750 firmware

Public exploits

Source	Title	Date
exploit-db	TP-Link Archer A7/C7 - Unauthenticated LAN Remote Code Execution (Metasploit)	2020-04-16

References

→ the Explorer · watch your stack · NVD