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High severity8.8NVD Advisory· Published Nov 26, 2021· Updated Jun 17, 2026

CVE-2021-38686

CVE-2021-38686

Description

An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Qnap/QVR2 versions
    cpe:2.3:a:qnap:qvr:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:qnap:qvr:*:*:*:*:*:*:*:*range: <5.1.6
    • (no CPE)range: QVR FW < 5.1.6 build 20211109
  • Qnap/VioStorllm-fuzzy
    Range: QVR FW < 5.1.6 build 20211109
  • QNAP Systems Inc./QVRv5
    Range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

0

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CVE-2021-38686 · High · VYPR