CVE detail
CVE-2023-40044: Progress WS_FTP Server Deserialization of Untrusted Data Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Progress · WS_FTP Server
- Date added (KEV)
- Oct 05, 2023
- CISA due date
- Oct 26, 2023
- Ransomware campaign use
- Known
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vendor fix: Vendor advisory
Scorifya interpretation
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Plain English
Technical detail
From CISA
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.
https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023; https://nvd.nist.gov/vuln/detail/CVE-2023-40044
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This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now, including in ransomware campaigns. Scorifya can't test for Progress directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
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See Scorifya Controls →References
- https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023Vendor Advisory
- https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023Vendor Advisory
- http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
- https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044Third Party Advisory
- https://censys.com/cve-2023-40044/Third Party Advisory
- https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044ExploitThird Party Advisory
- https://www.progress.com/ws_ftpProduct
- https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/Broken LinkThird Party Advisory
- https://www.theregister.com/2023/10/02/ws_ftp_update/Press/Media CoverageThird Party Advisory
- http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.htmlExploitThird Party AdvisoryVDB Entry
- https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044Third Party Advisory
- https://censys.com/cve-2023-40044/Third Party Advisory
- https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044ExploitThird Party Advisory
- https://www.progress.com/ws_ftpProduct
- https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/Broken LinkThird Party Advisory
- https://www.theregister.com/2023/10/02/ws_ftp_update/Press/Media CoverageThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044US Government Resource
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