CVE-2020-10888: tp-link ac1750_firmware Improper Authentication

Vulnerability summary

CVE-2020-10888 is a critical (CVSS 9.8) Improper Authentication vulnerability in tp-link ac1750_firmware. EPSS estimates a 2.15% chance of exploitation in the next 30 days, higher than 81.9% of scored vulnerabilities.

Timeline

1. 25-03-2020
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

This vulnerability allows remote attackers to bypass authentication 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 handling of SSH port forwarding requests during initial setup. The issue results from the lack of proper authentication prior to establishing SSH port forwarding rules. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the WAN interface. Was ZDI-CAN-9664.

• CWE-287Improper AuthenticationWhen an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.