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CVE-2021-28799: QNAP Network Attached Storage (NAS)

EPSS78.2%No. 638 of 1739 in KEV
CVE year2021~1 yrs before listing
Same vendor in KEV11
Same product4
FieldValue
VendorQNAP
ProductNetwork Attached Storage (NAS)
NameQNAP NAS Improper Authorization Vulnerability
Added to KEV2022-03-31
US federal due date2022-04-21
Ransomware useKnown
CWECWE-285

CISA description

QNAP NAS running HBS 3 contains an improper authorization vulnerability which can allow remote attackers to log in to a device.

Other entries for this product

CVEVendor / productAddedEPSSRansomware
CVE-2018-19953QNAP Network Attached Storage (NAS)2022-05-2428.9%Known
CVE-2018-19949QNAP Network Attached Storage (NAS)2022-05-2428.6%Known
CVE-2018-19943QNAP Network Attached Storage (NAS)2022-05-2421.4%Known

NVD — CVE-2021-28799

Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page

A QNAP Network Attached Storage (NAS) vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2022-03-31.