OSNEXUS QuantaStor Alerts Management Dialog command injection

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 marked as critical has been reported in OSNEXUS QuantaStor. Affected is an unknown function of the component Alerts Management Dialog. This manipulation causes command injection. The identification of this vulnerability is CVE-2021-4406. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in OSNEXUS QuantaStor (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code of the component Alerts Management Dialog. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An administrator is able to execute commands as root via the alerts management dialog

The weakness was shared 07/10/2023. It is possible to read the advisory at csirt.divd.nl. This vulnerability is known as CVE-2021-4406 since 07/05/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/22/2025). The attack technique deployed by this issue is T1202 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-2021-34233). Statistical analysis made it clear that VulDB provides the best quality 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: 7.2
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (Dutch Institute for Vulnerability Disclosure): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

07/05/2023 🔍
07/10/2023 +5 days 🔍
07/10/2023 +0 days 🔍
09/22/2025 +805 days 🔍

Sourcesinfo

Advisory: csirt.divd.nl
Status: Not defined

CVE: CVE-2021-4406 (🔍)
GCVE (CVE): GCVE-0-2021-4406
GCVE (VulDB): GCVE-100-233419
EUVD: 🔍

Entryinfo

Created: 07/10/2023 18:54
Updated: 09/22/2025 11:53
Changes: 07/10/2023 18:54 (46), 07/27/2023 08:49 (11), 10/16/2024 14:24 (16), 09/22/2025 11:53 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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