medium5.3Public exploit code
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.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- PSFTPd Windows FTP Server 10.0.4 Build 729 - Log Injection / Use-After-Free2017-11-14 · dos · windows
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Psftp | Psftpd | Version 10.0.4 |
Weakness classification
References
- NVD record
- CVE.org record
- 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/