CVE-2016-10009 Path traversal in n/a
Remote attackers can execute arbitrary local PKCS#11 modules via a forwarded agent-socket due to an untrusted search path in OpenSSH ssh-agent.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-10009?
CVE-2016-10009 is a high-severity path traversal vulnerability in OpenSSH, published on 5 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4 allows remote attackers to execute arbitrary local PKCS#11 modules by leveraging control over a forwarded agent-socket.
Weakness: CWE-426
Which versions are affected by CVE-2016-10009?
It affects 1 product.
Products include OpenSSH.
How do I fix CVE-2016-10009?
Upgrade to a fixed version.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2016-10009 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-10009 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in OpenSSH
Sources
Also known as ALPINE-CVE-2016-10009, CLSA-2022-1656959440, CLSA-2022-1656962023, DEBIAN-CVE-2016-10009, GHSA-5rjr-wmvr-493x, UBUNTU-CVE-2016-10009.