CVE-2017-15270

Public Exploit

Description

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 13.97% Top 10%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory exploit-db.com Third-Party Advisory x41-dsec.de
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://packetstormsecurity.com/files/144972/PSFTPd-Windows-FTP-Server-10.0.4-Build-729-Use-After-Free-Log-Injection.html third party advisory vdb entry
http://www.securityfocus.com/archive/1/541518/100/0/threaded mailing list
https://www.x41-dsec.de/lab/advisories/x41-2017-006-psftpd/ third party advisory
https://www.exploit-db.com/exploits/43144/ third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2017-15270?
CVE-2017-15270 has been scored as a medium severity vulnerability.
How to fix CVE-2017-15270?
To fix CVE-2017-15270, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-15270 being actively exploited in the wild?
It is possible that CVE-2017-15270 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~14% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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