by Kastro
Paper/Archive/CVE-2023-40044

CVE-2023-40044

Progress Software Corporation WS_FTP Server — WS_FTP Server Ad Hoc Transfer Module .NET Deserialization Vulnerability

KEV · due 26 Octransomware useEPSS 90%public exploitSSVC actCVSS 10.0
critical.is priorityof 100
100
CVSS 10.0 (CNA)10.0 / 10 × 3030.0In CISA KEV+3030.0EPSS percentile 99.8.998 × 2020.0Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
WS_FTP Server8.8.0 – < 8.8.28.8.2CNA
WS_FTP Server8.7.0 – < 8.7.48.7.4CNA

Scores by source

ProgressSoftware (CNA)10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refprogress.com/ws_ftpadvisorycommunity.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023reftheregister.com/2023/10/02/ws_ftp_updaterefrapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-serverrefattackerkb.com/topics/bn32f9sNax/cve-2023-40044refcensys.com/cve-2023-40044refassetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044refpacketstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.htmlrefcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-40044kevcisa.gov/known-exploited-vulnerabilities-catalog