VULNERABILITY INTELLIGENCE

CVE-2020-10886

CVSS score9.8 CRITICAL
EPSS probability4.95%
CISA KEVNot currently listed
Published2020-03-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

This vulnerability allows remote attackers to 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 tmpServer service, which listens on TCP port 20002. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9662.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-78
  • nvd@nist.gov: CWE-78

Primary references