Hazard

Is CVE-2018-19949 being exploited?

Ransomware crews are using this

CISA has linked this vulnerability to known ransomware campaigns. Treat any exposed instance as an active incident, not a patching ticket.

QNAP NAS File Station Command Injection Vulnerability

QNAP · Network Attached Storage (NAS)

CVSS 9.8 EPSS 24% no public exploit indexed ransomware Fix deadline passed 14 June 2022

What it is

A command injection vulnerability affecting QNAP NAS File Station could allow remote attackers to run commands.

Why we say that

  • Linked by CISA to known ransomware campaigns
  • CISA's federal remediation deadline (2022-06-14) has passed
  • CVSS 9.8 critical
  • Listed in the CISA Known Exploited Vulnerabilities catalogue

Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.

What to do

Apply updates per vendor instructions.

What it costs when this goes wrong

This is where UK enforcement meets the vulnerability record. This vulnerability is used in ransomware campaigns; here is what ransomware has cost UK organisations at the regulator.

All UK cases caused by ransomware →