QNAP Helpdesk up to 3.0.3 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability, which was classified as critical, has been found in QNAP Helpdesk up to 3.0.3. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-284. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An improper access control vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows remote attackers to compromise the security of the software. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.4.

The weakness was shared 06/11/2021 as qsa-21-25. The advisory is available at qnap.com. This vulnerability is handled as CVE-2021-28814 since 03/18/2021. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 3.0.4 eliminates this vulnerability.




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍


Class: Privilege escalation
CWE: CWE-284
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Helpdesk 3.0.4


03/18/2021 CVE assigned
06/11/2021 +84 days Advisory disclosed
06/11/2021 +0 days VulDB entry created
06/13/2021 +2 days VulDB last update


Vendor: https://www.qnap.com/

Advisory: qsa-21-25
Status: Confirmed

CVE: CVE-2021-28814 (🔒)


Created: 06/11/2021 01:30 PM
Updated: 06/13/2021 01:21 PM
Changes: (1) source_cve_cna
Complete: 🔍


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