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TI-2024-03282 Aliases CVE-2024-3521GHSA-phxq-f9jh-xw45

Byzoro Smart S80 Management Platform userattestation.php unrestricted upload

Priority MEDIUM 55CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-434.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0124 69th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ByzoroSmart S80 Management Platform20240317—No fix listedCNA
  • Smart S80 Management Platform VendorByzoro Affected 20240317 Fixed in — No fix listed CNA

CPE names CISA-ADP · 1

CPEVersionsRoleVendor
cpe:2.3:a:byzoro:smart_s80:*:*:*:*:*:*:*:*——Byzoro
  • cpe:2.3:a:byzoro:smart_s80:*:*:*:*:*:*:*:* Versions — — ·Byzoro

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2024-3521
  2. 2026-10-03 Alias added: GHSA-phxq-f9jh-xw45

References

Exploit 1

  • TI-2024-00275 Byzoro Smart S150 Management Platform HTTP POST Request userattestation.php unrestricted upload CVSS 3.1CRITICAL 9.8
  • TI-2024-00654 Byzoro Smart S150 Management Platform userattea.php access control CVSS 3.1CRITICAL 9.8
  • TI-2023-03816 Byzoro Smart S85F Management Platform importhtml.php command injection CVSS 3.1CRITICAL 9.8
  • TI-2024-00866 Byzoro Smart S210 Management Platform uploadfile.php unrestricted upload CVSS 3.1CRITICAL 9.8
  • TI-2023-06435 Byzoro S210 importexport.php injection CVSS 3.1CRITICAL 9.8
  • TI-2023-05227 Byzoro Smart S85F Management Platform importexport.php os command injection CVSS 3.1CRITICAL 9.8
See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences