CVE-2017-14609 Race condition in n/a
Local attackers can exploit a race condition in Kannel's PID file creation to kill arbitrary processes or escalate privileges via root scripts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-14609?
CVE-2017-14609 is a high-severity vulnerability in n/a, published on 20 Sep 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The server daemons in Kannel 1.5.0 and earlier create a PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by leveraging access to this non-root account for PID file modification before a root script executes a "kill `cat /pathname`" command, as demonstrated by bearerbox.
Weakness: CWE-665
Which versions are affected by CVE-2017-14609?
It affects 1 product.
Products include Kannel Kannel.
How do I fix CVE-2017-14609?
No fix has been published for CVE-2017-14609 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-14609 being exploited?
There is no known exploitation of CVE-2017-14609 in the wild and no public exploit code.
Sources
Also known as GHSA-m8xx-gwj7-2r5j, UBUNTU-CVE-2017-14609.