AUGUST 4, 2026
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Case File

CVE-2021-42890

CRITICAL · CVSS 9.8 EPSS 1.85% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-03 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-42890
Severity
CRITICAL
CVSS
9.8
EPSS
1.85%

Original NVD Description

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.

Related CVEs

Other vulnerabilities affecting the same vendor(s)