Vulnerability Details CVE-2017-15270
The PSFTPd 10.0.4 Build 729 server does not properly escape data before writing it into a Comma Separated Values (CSV) file. This can be used by attackers to hide data in the Graphical User Interface (GUI) view and create arbitrary entries to a certain extent. Special characters such as '"' and ',' and '\r' are not escaped and can be used to add new entries to the log.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.14
EPSS Ranking 94.0%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
References
- http://packetstormsecurity.com/files/144972/PSFTPd-Windows-FTP-Server-10.0.4-Build-729-Use-After-Free-Log-Injection.html
- http://www.securityfocus.com/archive/1/541518/100/0/threaded
- https://www.exploit-db.com/exploits/43144/
- https://www.x41-dsec.de/lab/advisories/x41-2017-006-psftpd/
- http://packetstormsecurity.com/files/144972/PSFTPd-Windows-FTP-Server-10.0.4-Build-729-Use-After-Free-Log-Injection.html
- http://www.securityfocus.com/archive/1/541518/100/0/threaded
- https://www.exploit-db.com/exploits/43144/
- https://www.x41-dsec.de/lab/advisories/x41-2017-006-psftpd/