// For flags

CVE-2023-4121

Byzoro Smart S85F Management Platform unrestricted upload

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Es wurde eine kritische Schwachstelle in Byzoro Smart S85F Management Platform bis 20230722 ausgemacht. Dabei betrifft es einen unbekannter Codeteil. Durch das Manipulieren des Arguments file_upload mit unbekannten Daten kann eine unrestricted upload-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

*Credits: torres14852
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-08-02 CVE Reserved
  • 2023-08-03 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-02 First Exploit
  • 2024-09-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-434: Unrestricted Upload of File with Dangerous Type
CAPEC
References (3)
URL Tag Source
https://vuldb.com/?id.235968 Technical Description
https://vuldb.com/?submit.185755 Third Party Advisory
URL Date SRC
https://github.com/torres14852/cve/blob/main/upload.md 2024-08-02
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Byzoro
Search vendor "Byzoro"
 Smart S85f
Search vendor "Byzoro" for product "Smart S85f"
 <= 20230722
Search vendor "Byzoro" for product "Smart S85f" and version " <= 20230722"
-
Affected