CVE-2021-28798

A relative path traversal vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to modify files that impact system integrity. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.2.1630 Build 20210406 and later QTS 4.3.6.1663 Build 20210504 and later QTS 4.3.3.1624 Build 20210416 and later QuTS hero h4.5.2.1638 Build 20210414 and later QNAP NAS running QTS 4.5.3 are not affected.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.qnap.com/zh-tw/security-advisory/qsa-21-14	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:qts::::::::
	cpe:2.3:o:qnap:quts_hero::::::::

History

18 Oct 2022, 21:07

Type	Values Removed	Values Added
CWE	CWE-23 CWE-284	CWE-22

03 Jun 2021, 18:05

Type	Values Removed	Values Added
CPE		cpe:2.3:o:qnap:qts:::::::: cpe:2.3:o:qnap:quts_hero::::::::
References	~~(CONFIRM) https://www.qnap.com/zh-tw/security-advisory/qsa-21-14 -~~	(CONFIRM) https://www.qnap.com/zh-tw/security-advisory/qsa-21-14 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 5.0 v3 : 7.5

21 May 2021, 04:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-05-21 03:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-28798

Mitre link : CVE-2021-28798

CVE.ORG link : CVE-2021-28798

JSON object : View

Products Affected

qnap

quts_hero
qts

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-23

Relative Path Traversal

CWE-284

Improper Access Control

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