CVE-2017-14730 Privilege escalation in n/a
Local attackers can escalate privileges via hard link attacks on user-writable directories in the Logstash init script.
- 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-2017-14730?
CVE-2017-14730 is a high-severity vulnerability in n/a, published on 25 Sep 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The init script in the Gentoo app-admin/logstash-bin package before 5.5.3 and 5.6.x before 5.6.1 has "chown -R" calls for user-writable directory trees, which allows local users to gain privileges by leveraging access to a $LS_USER account for creation of a hard link.
Weakness: CWE-732
Which versions are affected by CVE-2017-14730?
It affects 1 product.
Products include Elasticsearch Logstash.
How do I fix CVE-2017-14730?
No fix has been published for CVE-2017-14730 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-14730 being exploited?
There is no known exploitation of CVE-2017-14730 in the wild and no public exploit code.
Sources
Also known as GHSA-v7gq-9pxc-6wm9.