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High severity · published May 26, 2022
CVE-2021-34360
A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
A cross-site request forgery (CSRF) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later QuTS hero h5.0.0: Proxy Server 1.4.3 ( 2022/01/18 ) and later QuTScloud c4.5.6: Proxy Server 1.4.2 ( 2021/12/30 ) and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NP
Nas Proxy Server · Qnap
1.4.0 before 1.4.2; 1.4.0 before 1.4.3; 1.4.0 before 1.4.2 · source: NVD
Affected product
NP
Nas Proxy Server
Qnap
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-34360
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-34360
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-22-18
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