CVE-2016-9499 The Accellion FTP server prior to version FTA_9_12_220 is vulnerable to cross-site scripting.
An attacker can enumerate valid user accounts by observing server responses to invalid username attempts, facilitating targeted attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-9499?
CVE-2016-9499 is a medium-severity vulnerability in Accellion FTP Server, published on 13 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Accellion FTP server prior to version FTA_9_12_220 only returns the username in the server response if the username is invalid. An attacker may use this information to determine valid user accounts and enumerate them.
Which versions are affected by CVE-2016-9499?
It affects 1 product.
Products include Accellion Ftp Server.
How do I fix CVE-2016-9499?
No fix has been published for CVE-2016-9499 yet. Limit exposure of the affected software until one is available.
Is CVE-2016-9499 being exploited?
There is no known exploitation of CVE-2016-9499 in the wild and no public exploit code.
Other vulnerabilities in Accellion FTP Server
Sources
Also known as GHSA-64mw-c7hp-gmxw.