CVE-2021-34349

Command Injection Vulnerability in QVR

HIGH

7.2

CVSS Score

Published: September 27, 2021 at 12:45 AM UTC

Updated: June 17, 2026 at 03:55 AM UTC

1 product affected across 1 vendorQVR

Using QVR by QNAP Systems Inc.?

Get instant alerts when new vulnerabilities affect QVR - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.2

Exploit prediction

EPSS 1%

Description

A command injection vulnerability has been reported to affect QNAP device running QVR. If exploited, this vulnerability could allow remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QVR: QVR 5.1.5 build 20210803 and later

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

QVR · Qnap

95%

v < 5.1.5v < 5.1.5 build 20210803

Affected range stops below 5.1.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.1.5 build 20210803, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://www.qnap.com/en/security-advisory/qsa-21-35

References (1)

x_refsource_MISCVendor Advisory

Source: [email protected]

https://www.qnap.com/en/security-advisory/qsa-21-35

CVSS

7.2HIGHqnap

Attack Vector: NETWORK
Complexity: LOW
Privileges: HIGH
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-78CWE-77

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card