CVE-2024-1253

Byzoro Smart S40 Management Platform Import web.php unrestricted upload

HIGH
7.2
CVSS Score
Published: February 6, 2024 at 05:00 PM UTC
Updated: June 17, 2026 at 07:03 AM UTC
2 products affected across 1 vendorSmart S40 FirmwareSmart S40

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Severity
HIGH7.2
Exploit prediction
EPSS 2%
SSVC
PoC

Description

A vulnerability, which was classified as critical, has been found in Byzoro Smart S40 Management Platform up to 20240126. Affected by this issue is some unknown functionality of the file /useratte/web.php of the component Import Handler. The manipulation of the argument file_upload 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-252992. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 2024-01-2620240126
byzoro-smart-s40 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-434

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