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CVE-2023-4121— Byzoro Smart S85F Management Platform unrestricted upload

Quick assessment

Affected
Byzoro Smart S85F Management Platform
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Beijing Baichuo Smart S85F Management Platform是Beijing Baichuo公司的一个管理平台。 Beijing Baichuo Smart S85F Management Platform 20230722及之前版本存在代码问题漏洞，该漏洞源于通过参数file_upload会导致不受限制的上传。

CVSS 6.3 · Medium EPSS 2.51% · P84

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2023-4121

Vulnerability Information
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Vulnerability Title
Byzoro Smart S85F Management Platform unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Byzoro Smart S85F Management Platform up to 20230722. It has been classified as critical. Affected is an unknown function. The manipulation of the argument file_upload leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-235968. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
Beijing Baichuo Smart S85F Management Platform 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beijing Baichuo Smart S85F Management Platform是Beijing Baichuo公司的一个管理平台。 Beijing Baichuo Smart S85F Management Platform 20230722及之前版本存在代码问题漏洞，该漏洞源于通过参数file_upload会导致不受限制的上传。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Byzoro Smart S85F Management Platform 20230722 -

II. Public POCs for CVE-2023-4121

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III. Intelligence Information for CVE-2023-4121

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Vendor Advisories for CVE-2023-4121 (3)

Other References for CVE-2023-4121 (1)

IV. Related Vulnerabilities

Same product: Smart S85F Management Platform
Same vendor: Byzoro
Same weakness: CWE-434

V. Comments for CVE-2023-4121

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