// For flags

CVE-2023-42659

WS_FTP Server Arbitrary File Upload

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

In WS_FTP Server versions prior to 8.7.6 and 8.8.4, an unrestricted file upload flaw has been identified. An authenticated Ad Hoc Transfer user has the ability to craft an API call which allows them to upload a file to a specified location on the underlying operating system hosting the WS_FTP Server application.

WS_FTP Server en las versiones anteriores a 8.7.6 y 8.8.4, se identificó una falla en la carga de archivos sin restricciones. Un usuario autenticado de Ad Hoc Transfer tiene la capacidad de crear una llamada API que le permite cargar un archivo en una ubicación específica en el sistema operativo subyacente que aloja la aplicación del servidor WS_FTP.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-09-12 CVE Reserved
  • 2023-11-07 CVE Published
  • 2023-11-15 EPSS Updated
  • 2024-09-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-434: Unrestricted Upload of File with Dangerous Type
CAPEC
  • CAPEC-17: Using Malicious Files
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Progress
Search vendor "Progress"
 Ws Ftp Server
Search vendor "Progress" for product "Ws Ftp Server"
 < 8.7.6
Search vendor "Progress" for product "Ws Ftp Server" and version " < 8.7.6"
-
Affected
Progress
Search vendor "Progress"
 Ws Ftp Server
Search vendor "Progress" for product "Ws Ftp Server"
 >= 8.8.0 < 8.8.4
Search vendor "Progress" for product "Ws Ftp Server" and version " >= 8.8.0 < 8.8.4"
-
Affected