CVE-2016-3115 Other in n/a
Authenticated users can bypass shell-command restrictions via crafted X11 forwarding data in OpenSSH, requiring X11 forwarding enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-3115?
CVE-2016-3115 is a medium-severity vulnerability in OpenSSH, published on 22 Mar 2016. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Multiple CRLF injection vulnerabilities in session.c in sshd in OpenSSH before 7.2p2 allow remote authenticated users to bypass intended shell-command restrictions via crafted X11 forwarding data, related to the (1) do_authenticated1 and (2) session_x11_req functions.
Weakness: CWE-93
Which versions are affected by CVE-2016-3115?
It affects 2 products.
Products include OpenSSH, Oracle Vm Server.
How do I fix CVE-2016-3115?
Upgrade to a fixed version.
Is CVE-2016-3115 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-3115 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in OpenSSH
Sources
Also known as DEBIAN-CVE-2016-3115, GHSA-p759-vw7c-cvg8, MGASA-2016-0108, UBUNTU-CVE-2016-3115.