Authenticated Remote Command Execution vulnerability in OSNEXUS QuantaStor before 6.0.0.355
CVE-2021-42081

9.1CRITICAL

Key Information:

Vendor

Osnexus

Status
Quantastor
Vendor
CVE Published:
10 July 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-42081?

An authenticated administrator can exploit a vulnerability in Osnexus Software Defined Storage, enabling them to remotely execute arbitrary shell commands via the API. This presents significant risks, as malicious actors could leverage this access to perform unauthorized actions within the system, potentially leading to data breaches or system compromise.

Affected Version(s)

QuantaStor 0 < 6.0.0.355

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-42081 - Proof of Concept

References

https://www.wbsec.nl/osnexus
third-party-advisorytechnical-descriptionexploit
https://csirt.divd.nl/DIVD-2021-00020/
third-party-advisory
https://www.osnexus.com/products/software-defined-storage
product

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Wietse Boonstra
.