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Vulnerability record · CVE-2020-2507 · published 3 February 2021

CVE-2020-2507: Qnap helpdesk command injection vulnerability

Qnap · Helpdesk

The vulnerability have been reported to affect earlier versions of QTS. If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.3.

9.8 CVSS 3.1 Critical EPSS 3.0% · top 13.0% CWE-77 · Command injectionCWE-78 · OS command injection
9.8CVSS 3.1 base score, v2 7.5
3.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

The vulnerability have been reported to affect earlier versions of QTS. If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.3.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.qnap.com/zh-tw/security-advisory/qsa-20-08 Vendor Advisory
https://www.qnap.com/zh-tw/security-advisory/qsa-20-08 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-2506QNAP Helpdesk improper access control allows privilege gainQNAP Helpdesk versions prior to 3.0.3 contain an improper access control flaw (CWE-284) that lets attackers bypass intended authorization checks. Suc…KEVEPSS 2.0%analysed9.8CVE-2018-0714Qnap helpdesk command injection vulnerabilityCommand injection vulnerability in Helpdesk versions 1.1.21 and earlier in QNAP QTS 4.2.6 build 20180531, QTS 4.3.3 build 20180528, QTS 4.3.4 build 2…EPSS 2.3%8.8CVE-2021-28814Qnap helpdesk improper privilege management vulnerabilityAn improper access control vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows remote attackers to compromise…EPSS 1.2%7.7CVE-2024-50394Qnap helpdesk improper certificate validation vulnerabilityAn improper certificate validation vulnerability has been reported to affect Helpdesk. If exploited, the vulnerability could allow remote attackers t…EPSS 0.30%7.5CVE-2018-0728Qnap helpdesk improper privilege management vulnerabilityThis improper access control vulnerability in Helpdesk allows attackers to access the system logs. To fix the vulnerability, QNAP recommend updating …EPSS 1.3%6.5CVE-2018-19947Qnap helpdesk information exposure vulnerabilityThe vulnerability have been reported to affect earlier versions of Helpdesk. If exploited, this information exposure vulnerability could disclose sen…EPSS 0.76%6.5CVE-2018-19948Qnap helpdesk cross-site request forgery vulnerabilityThe vulnerability have been reported to affect earlier versions of Helpdesk. If exploited, this cross-site request forgery (CSRF) vulnerability could…EPSS 0.30%6.5CVE-2020-2500Qnap helpdesk improper access control vulnerabilityThis improper access control vulnerability in Helpdesk allows attackers to get control of QNAP Kayako service. Attackers can access the sensitive dat…EPSS 0.75%

Source: NIST National Vulnerability Database (record CVE-2020-2507), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.