CVE-2023-40044
Progress WS_FTP Server Deserialization of Untruste - [Actively Exploited]
Description
In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.
INFO
Published Date :
Sept. 27, 2023, 3:18 p.m.
Last Modified :
Oct. 13, 2023, 1:22 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
3.9
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
Progress WS_FTP Server contains a deserialization of untrusted data vulnerability in the Ad Hoc Transfer module that allows an authenticated attacker to execute remote commands on the underlying operating system.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023
Public PoC/Exploit Available at Github
CVE-2023-40044 has a 5 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-40044.
| URL | Resource |
|---|---|
| http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html | Exploit Third Party Advisory VDB Entry |
| https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 | Third Party Advisory |
| https://censys.com/cve-2023-40044/ | Third Party Advisory |
| https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023 | Vendor Advisory |
| https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 | Exploit |
| https://www.progress.com/ws_ftp | Vendor Advisory |
| https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ | Third Party Advisory |
| https://www.theregister.com/2023/10/02/ws_ftp_update/ | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Resources to learn about Insecure Deserialization
Analysis of WS_FTP CVE
PoC. Severity critical.
cve-2023-1671 cve-2023-27350 cve-2023-2868 cve-2023-3519 cve-2023-34960 exploit poc cve-2023-28121 cve-2023-28771 cve-2023-35885 cve-2023-38646 cve-2023-34124 citrix sonicwall cve-2023-4596 cve-2023-26469 cve-2023-23333 ivanti cve-2023-40044 cve-2023-22515
Shell Python Ruby PHP
This repository contains all of the resources and materials of @bhavesharmalkar's Learn365 series, including links to articles, videos, and other learning resources.
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Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
cisa-kev vulnerability 0day cisa exploits
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-40044 vulnerability anywhere in the article.
-
Google Cloud
Ransomware Rebounds: Extortion Threat Surges in 2023, Attackers Rely on Publicly Available and Legitimate Tools
Written by: Bavi Sadayappan, Zach Riddle, Jordan Nuce, Joshua Shilko, Jeremy Kennelly A version of this blog post was published to the Mandiant Advantage portal on April 18, 2024. Executive Summary In ... Read more
The following table lists the changes that have been made to the
CVE-2023-40044 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Oct. 13, 2023
Action Type Old Value New Value Changed Reference Type http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry Changed Reference Type https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 No Types Assigned https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 Third Party Advisory Changed Reference Type https://censys.com/cve-2023-40044/ No Types Assigned https://censys.com/cve-2023-40044/ Third Party Advisory Changed Reference Type https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 No Types Assigned https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 Exploit Changed Reference Type https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ No Types Assigned https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ Third Party Advisory Changed Reference Type https://www.theregister.com/2023/10/02/ws_ftp_update/ No Types Assigned https://www.theregister.com/2023/10/02/ws_ftp_update/ Third Party Advisory -
CVE Modified by [email protected]
Oct. 04, 2023
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html [No Types Assigned] -
CVE Modified by [email protected]
Oct. 02, 2023
Action Type Old Value New Value Added Reference https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044 [No Types Assigned] Added Reference https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044 [No Types Assigned] Added Reference https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/ [No Types Assigned] Added Reference https://censys.com/cve-2023-40044/ [No Types Assigned] Added Reference https://www.theregister.com/2023/10/02/ws_ftp_update/ [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 27, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023 No Types Assigned https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023 Vendor Advisory Changed Reference Type https://www.progress.com/ws_ftp No Types Assigned https://www.progress.com/ws_ftp Vendor Advisory Added CWE NIST CWE-502 Added CPE Configuration OR *cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:* versions up to (excluding) 8.7.4 *cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:* versions from (including) 8.8 up to (excluding) 8.8.2 -
CVE Modified by [email protected]
Sep. 27, 2023
Action Type Old Value New Value Changed Description In WS_FTP Server version 8.7.0 prior to 8.7.4 and version 8.8.0 prior to 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system. In WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-40044 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-40044
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
86.62 }} 0.79%
score
0.98650
percentile