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CVE-2019-7193

QNAP QTS Improper Input Validation

9.8 CRITICALActively exploited (CISA KEV)Used in ransomwarePublic exploitEPSS 14.4%
  1. Published5 Dec 2019
  2. Added to CISA KEV8 Jun 2022
  3. Remediation due22 Jun 2022
Actively exploited (CISA KEV)

QNAP QTS contains an improper input validation vulnerability allowing remote attackers to inject code on the system.

Added to KEV: 8 Jun 2022Federal remediation due: 22 Jun 2022Used in ransomware

Description

This improper input validation vulnerability allows remote attackers to inject arbitrary code to the system. To fix the vulnerability, QNAP recommend updating QTS to their latest versions.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

QNAP Qts4.3.6.0895 · 4.3.6.0907 · 4.3.6.0923 · 4.3.6.0944

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2019-7193 being actively exploited?

Yes. CVE-2019-7193 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Jun 2022. It has been used in ransomware campaigns.

How severe is CVE-2019-7193?

CVE-2019-7193 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 14.4% probability of exploitation.

Which products are affected by CVE-2019-7193?

Affected products include QNAP Qts.

How do I fix CVE-2019-7193?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2019-7193 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.