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CVE-2021-42080

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CVE-2021-42080

Published: Jul 10, 2023

Modified: Sep 22, 2025

PUBLISHED

CVSS v3.1

7.4

HIGH

Description

An attacker is able to launch a Reflected XSS attack using a crafted URL. POC: Visit the following URL https://<IPADDRESS>:8153/qstorapi/echo?inputMessage=<img%20src=x%20onerror=alert(document.cookie)>

VendorProductVersions

OSNEXUS

QuantaStor

affected
0 - < 6.0.0.355

Weaknesses (CWE)

CWE-79

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

References

https://www.wbsec.nl/osnexus
third-party-advisory
technical-description
https://csirt.divd.nl/CVE-2021-42080
third-party-advisory
technical-description
exploit

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