#VU81274 Deserialization of Untrusted Data in WS_FTP - CVE-2023-40044
Published: September 29, 2023 / Updated: October 5, 2023
Vulnerability identifier: #VU81274
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2023-40044
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
WS_FTP
WS_FTP
Software vendor:
Progress Software Corporation
Progress Software Corporation
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data within the Ad Hoc Transfer module. A remote attacker can send specially crafted data to the server and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.