Medium severity · published Nov 12, 2024
CVE-2024-9999
Multi-Factor Authentication Bypass in Progress WS_FTP Server
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
In WS_FTP Server versions before 8.8.9 (2022.0.9), an Incorrect Implementation of Authentication Algorithm in the Web Transfer Module allows users to skip the second-factor verification and log in with username and password only.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
WS_FTP Server · Progress Software Corporation
before 8.8.9 · source: vendor
WF
WS Ftp Server · Progress Software
before 8.8.9 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-9999
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-9999
community.progress.com
https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-November-2024
www.progress.com
https://www.progress.com/ftp-server
More from WS_FTP Server
8.8
CVE-2023-40044
WS_FTP Server Ad Hoc Transfer Module .NET Deserialization Vulnerability
8.1
CVE-2024-7745
Multi-Factor Authentication Bypass in Progress WS_FTP Server
6.5
CVE-2024-7744
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Progress WS_FTP Server