OSNEXUS QuantaStor privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in OSNEXUS QuantaStor. Affected by this vulnerability is an unknown functionality. This manipulation causes privileges management. This vulnerability is handled as CVE-2021-42082. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in OSNEXUS QuantaStor (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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`'

The weakness was released 07/10/2023. It is possible to read the advisory at csirt.divd.nl. This vulnerability is known as CVE-2021-42082 since 10/07/2021. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2021-29068). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (Dutch Institute for Vulnerability Disclosure): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/07/2021 🔍
07/10/2023 +641 days 🔍
07/10/2023 +0 days 🔍
09/22/2025 +805 days 🔍

Sourcesinfo

Advisory: csirt.divd.nl
Status: Not defined

CVE: CVE-2021-42082 (🔍)
GCVE (CVE): GCVE-0-2021-42082
GCVE (VulDB): GCVE-100-233431
EUVD: 🔍

Entryinfo

Created: 07/10/2023 19:01
Updated: 09/22/2025 18:43
Changes: 07/10/2023 19:01 (45), 07/27/2023 09:16 (11), 10/16/2024 14:24 (19), 09/22/2025 11:53 (1), 09/22/2025 18:43 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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