Critical severity · published Apr 17, 2021
CVE-2020-2509
Command Injection Vulnerability in QTS and QuTS hero
In wildKEV
9.8
CVSS
34%
EPSS
Yes
On KEV
Description
A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 Build 20210202 and later QTS 4.5.1.1495 Build 20201123 and later QTS 4.3.6.1620 Build 20210322 and later QTS 4.3.4.1632 Build 20210324 and later QTS 4.3.3.1624 Build 20210416 and later QTS 4.2.6 Build 20210327 and later QuTS hero h4.5.1.1491 build 20201119 and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)34.0% · higher than 98% of CVEs
Exploited in the wildYes
CISA KEVListed Apr 11, 2022
Federal remediation dueMay 2, 2022
Ransomware campaign useNot known
Affected products
Which versions
QT
QTS · QNAP Systems Inc.
before 4.5.2.1566 Build 20210202; before 4.5.1.1495 Build 20201123; before 4.3.6.1620 Build 20210322; before 4.3.4.1632 Build 20210324; before 4.3.3.1624 Build 20210416; before 4.2.6 Build 20210327 · source: vendor, NVD
QH
QuTS hero · QNAP Systems Inc.
before h4.5.1.1491 build 20201119 · source: vendor, NVD
QN
QNAP Network-Attached Storage (NAS) · QNAP
All versions, or not specified · source: KEV
Affected product
QT
QTS
QNAP Systems Inc.
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QuTS hero is not affected
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