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CVE-2020-6627

The web-management application on Seagate Central NAS STCG2000300, STCG3000300, and STCG4000300...

9.8 CriticalPublic exploit

CVE-2020-6627 is a critical vulnerability (CVSS 9.8) in Seagate Stcg2000300 Firmware, published December 6, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 13.2%, the 96th percentile. No source names a fixed version.

What does this mean?
Severity
9.8 CriticalCVSS 3.1, NVD
Exploit chance
13.2%EPSS, 96th percentile
Exploitation
None known1 public exploit
Fixed in
No fix listedNo source names one

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

13.2%Up 12.2 points since Dec 7, 2022
90%50%10%1%

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBSeagate Central Storage 2015.0916 - Unauthenticated Remote Command Execution (Metasploit)2023-05-25

What each source reports

NVD Score used9.8

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.

Record
CVE-2020-6627
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02
CVE List9.8

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.

Record
CVE-2020-6627
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02
EUVDEUVD-2020-277759.8

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.

Record
EUVD-2020-27775
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-6q9w-5qvx-ggjm9.8

The web-management application on Seagate Central NAS STCG2000300, STCG3000300, and STCG4000300...

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.

Record
GHSA-6q9w-5qvx-ggjm
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-78
Updated
2026-11-02

History

History
RecordedChangedSources
facts
first indexedCVE List, EUVD, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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