CVE-2020-6627

Name: CVE-2020-6627
Creator: NVD / NIST
Published: 2022-12-06T15:15:15.73+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 12.45%

Last modified Jun 17, 2026

CVE-2020-6627 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The web-management application on Seagate Central NAS STCG2000300, STCG3000300, and STCG4000300 devices allows OS command injection via mv_backend_launch in cirrus/application/helpers/mv_backend_helper.php by leveraging the "start" state and sending a check_device_name request.. EPSS estimates a 12.45% chance of exploitation in the next 30 days.

Description

The web-management application on Seagate Central NAS STCG2000300, STCG3000300, and STCG4000300 devices allows OS command injection via mv_backend_launch in cirrus/application/helpers/mv_backend_helper.php by leveraging the "start" state and sending a check_device_name request.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

12.45%

95.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Seagate	Stcg2000300 Firmware	All versions
Seagate	Stcg3000300 Firmware	All versions
Seagate	Stcg4000300 Firmware	All versions

References

http://packetstormsecurity.com/files/172590/Seagate-Central-Storage-2015.0916-User-Creation-Command-Execution.html
https://github.com/rapid7/metasploit-framework/pull/12844Exploit, Issue Tracking, Third Party Advisory
https://pentest.blog/advisory-seagate-central-storage-remote-code-execution/Exploit, Third Party Advisory
https://www.invictuseurope.com/blog/Broken Link
http://packetstormsecurity.com/files/172590/Seagate-Central-Storage-2015.0916-User-Creation-Command-Execution.html
https://github.com/rapid7/metasploit-framework/pull/12844Exploit, Issue Tracking, Third Party Advisory
https://pentest.blog/advisory-seagate-central-storage-remote-code-execution/Exploit, Third Party Advisory
https://www.invictuseurope.com/blog/Broken Link

Timeline

Published: Dec 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-6627?

How severe is CVE-2020-6627?

CVE-2020-6627 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 12.45% probability of exploitation in the next 30 days.

How do I fix CVE-2020-6627?

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-2020-6627?

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

Scan your code now

Source: NVD / NIST