Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2021-42892

In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can start telnet without authorization because the default username and password exists in the firmware.

  • Published: Jun 3, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-42892
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:P/A:N

CWEs:

Software From Fixed in
totolink / ex1200t_firmware 4.1.2cu.5215 4.1.2cu.5215.x