CVE-2021-38686

An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.qnap.com/en/security-advisory/qsa-21-52	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qnap:qvr:*:*:*:*:*:*:*:*

History

03 Dec 2021, 03:41

Type	Values Removed	Values Added
References	~~(CONFIRM) https://www.qnap.com/en/security-advisory/qsa-21-52 -~~	(CONFIRM) https://www.qnap.com/en/security-advisory/qsa-21-52 - Vendor Advisory
CPE		cpe:2.3:a:qnap:qvr::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 8.8

26 Nov 2021, 15:15

Type	Values Removed	Values Added
Summary	An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later	An improper authentication vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later
CWE		CWE-287

26 Nov 2021, 14:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-11-26 14:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-38686

Mitre link : CVE-2021-38686

CVE.ORG link : CVE-2021-38686

JSON object : View

Products Affected

qnap

qvr

CWE

CWE-287

Improper Authentication

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