How severe is CVE-2020-2507?

CVE-2020-2507 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-2507 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2507?

CVE-2020-2507 affects Qnap Helpdesk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2507?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-2507 published?

CVE-2020-2507 was published on 2021-02-03 and last updated on 2026-06-17.

CVE-2020-2507

CVE-2020-2507 is a critical-severity vulnerability in Qnap Helpdesk with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Qnap Helpdesk
Published: 2021-02-03
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-2507?: 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.
How severe is CVE-2020-2507?: CVE-2020-2507 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-2507 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2507?: CVE-2020-2507 affects Qnap Helpdesk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2507?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-2507 published?: CVE-2020-2507 was published on 2021-02-03 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:qnap:helpdesk:*:*:*:*:*:*:*:*

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