Vulnerability · Published Jun 16, 2021 · Assigned by qnap

CVE-2021-28815Insecure Storage of Sensitive Information in myQNAPcloud Link

Medium 6.0

In plain English

A medium-severity security flaw in myQNAPcloud Link from QNAP Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 78% of all known vulnerabilities).

Severity (CVSS 3.1)6.0Medium

Exploit odds (30 days)1.7%top 22.4% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
QNAP Systems Inc.	myQNAPcloud Link	unspecified – before 2.2.21
QNAP Systems Inc.	myQNAPcloud Link	unspecified – before 2.2.21
QNAP Systems Inc.	myQNAPcloud Link	unspecified – before 2.2.21

Weakness: CWE-922 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

References

https://www.qnap.com/zh-tw/security-advisory/qsa-21-26 x_refsource_MISC