CVE-2018-19949
Network Attached Storage (NAS): QNAP NAS File Station Command Injection Vulnerability
QNAP Network Attached Storage (NAS)Network & edge
CVSS
9.8CriticalExploit odds (EPSS)30.2%Chance of exploitation activity in the next 30 days, higher than 98% of CVEs. Scored 23 Oct 2026FIRST EPSS
CISA required actionApply updates per vendor instructions. CISA KEV
What fixes it
- 4.4.2.1231QTSCVE List
- 4.4.1.1201QTSCVE List
- 4.3.6.1218QTSCVE List
- 4.3.4.1190QTSCVE List
- 4.3.3.1161QTSCVE List
- 4.2.6QTSCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Timeline
Description
A command injection vulnerability affecting QNAP NAS File Station could allow remote attackers to run commands.
Text from CVE List
Affected versions 6
- QTSaffected: unspecified before 4.4.2.1231CVE List
- QTSaffected: unspecified before 4.4.1.1201CVE List
- QTSaffected: unspecified before 4.3.6.1218CVE List
- QTSaffected: unspecified before 4.3.4.1190CVE List
- QTSaffected: unspecified before 4.3.3.1161CVE List
- QTSaffected: unspecified before 4.2.6CVE List