Progress Software Releases Urgent Hotfixes for Multiple Security Flaws in WS_FTP Server
Sep 29, 2023
Server Security / Vulnerability
Progress Software has released hotfixes for a critical security vulnerability, alongside seven other flaws, in the WS_FTP Server Ad hoc Transfer Module and in the WS_FTP Server manager interface. Tracked as CVE-2023-40044 , the flaw has a CVSS score of 10.0, indicating maximum severity. All versions of the software are impacted by the flaw. "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," the company said in an advisory. Assetnote security researchers Shubham Shah and Sean Yeoh have been credited with discovering and reporting the vulnerability. The list of remaining flaws, impacting WS_FTP Server versions prior to 8.8.2, is as follows - CVE-2023-42657 (CVSS score: 9.9) - A directory traversal vulnerability that could be exploited to perform file operations. CVE-20...