CVE-2021-28815

low-risk
Published 2021-06-16

Insecure storage of sensitive information has been reported to affect QNAP NAS running myQNAPcloud Link. If exploited, this vulnerability allows remote attackers to read sensitive information by accessing the unrestricted storage mechanism. This issue affects: QNAP Systems Inc. myQNAPcloud Link versions prior to 2.2.21 on QTS 4.5.3; versions prior to 2.2.21 on QuTS hero h4.5.2; versions prior to 2.2.21 on QuTScloud c4.5.4.

Do I need to act?

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0.20% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.0/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Myqnapcloud Link

Affected Vendors

Qnap

References (2)

Vendor Advisory https://www.qnap.com/zh-tw/security-advisory/qsa-21-26
Vendor Advisory https://www.qnap.com/zh-tw/security-advisory/qsa-21-26
26
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal