CVEvulnerability

CVE-2020-10884

8.8 HIGH Published 2020-03-25 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-03-25
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
8.1 HIGH — CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:A/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-321, CWE-798

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.

Affected configurations

• tp-link ac1750 firmware 190726

Related

Weakness · CWE (2)

  • CWE-321 Use of Hard-coded Cryptographic Key weakness
  • CWE-798 Use of Hard-coded Credentials weakness

Referenced by CWE · observed example (1)

  • CWE-321 Use of Hard-coded Cryptographic Key weakness

References