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CVE-2021-28814— Improper Access Control Vulnerability in Helpdesk

Quick assessment

Affected
QNAP Systems Inc. Helpdesk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

QNAP Systems Helpdesk是中国威联通科技（QNAP Systems）公司的一款帮助台应用程序。 QNAP Systems NAS 存在安全漏洞，该漏洞源于不当的访问控制。

CVSS 8.8 · High EPSS 1.23% · P66

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-28814

Vulnerability Information
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Vulnerability Title
Improper Access Control Vulnerability in Helpdesk
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
QNAP Systems NAS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QNAP Systems Helpdesk是中国威联通科技（QNAP Systems）公司的一款帮助台应用程序。 QNAP Systems NAS 存在安全漏洞，该漏洞源于不当的访问控制。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
QNAP Systems Inc. Helpdesk unspecified ~ 3.0.4 -

II. Public POCs for CVE-2021-28814

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III. Intelligence Information for CVE-2021-28814

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Other References for CVE-2021-28814 (1)

Same Patch Batch · QNAP Systems Inc. · 2021-06-11 · 3 CVEs total

CVE-2021-28805 7.8 HIGH Inclusion of Sensitive Information in QSS
CVE-2021-28801 3.1 LOW Out-of-Bounds Read Vulnerability in QSS

IV. Related Vulnerabilities

Same product: Helpdesk
Same vendor: QNAP Systems Inc.
Same weakness: CWE-269

V. Comments for CVE-2021-28814

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