CVE-2020-2508

Name: CVE-2020-2508
Creator: NVD / NIST
Published: 2021-01-11T15:15:13.06+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.83%

Last modified Jun 17, 2026

CVE-2020-2508 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. EPSS estimates a 1.83% chance of exploitation in the next 30 days.

Description

A command injection vulnerability has been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.1.1456 build 20201015 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later)

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.83%

76.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Qnap	Qts	< 4.5.1.1456
Qnap	Quts Hero	< h4.5.1.1472

References

https://www.qnap.com/zh-tw/security-advisory/qsa-21-01Vendor Advisory
https://www.qnap.com/zh-tw/security-advisory/qsa-21-01Vendor Advisory

Timeline

Published: Jan 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-2508?

How severe is CVE-2020-2508?

CVE-2020-2508 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.83% probability of exploitation in the next 30 days.

How do I fix CVE-2020-2508?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-2508?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST