Unrestricted File Upload Vulnerability in Byzoro Smart S80 Management Platform
CVE-2024-3521

4.7MEDIUM

Key Information:

Vendor

Byzoro

Status
Smart S80 Management Platform
Vendor
CVE Published:
9 April 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-3521?

A vulnerability was found in Byzoro Smart S80 Management Platform up to 20240317. It has been rated as critical. Affected by this issue is some unknown functionality of the file /useratte/userattestation.php. The manipulation of the argument web_img leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-259892. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

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Affected Version(s)

Smart S80 Management Platform 20240317

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-2024-3521 - Proof of Concept

References

https://vuldb.com/?id.259892
vdb-entrytechnical-description
https://vuldb.com/?ctiid.259892
signaturepermissions-required
https://vuldb.com/?submit.308509
third-party-advisory

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Guo Jiabao (VulDB User)
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