CVE-2017-1000455 Privilege escalation in n/a
Attackers can create setuid executables in the store due to incorrect hard link handling, enabling privilege escalation in GNU GuixSD.
- 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-2017-1000455?
CVE-2017-1000455 is a medium-severity vulnerability in n/a, published on 2 Jan 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
GuixSD prior to Git commit 5e66574a128937e7f2fcf146d146225703ccfd5d used POSIX hard links incorrectly, leading the creation of setuid executables in "the store", violating a fundamental security assumption of GNU Guix.
Weakness: CWE-346
Which versions are affected by CVE-2017-1000455?
It affects 1 product.
Products include Gnu Guixsd.
How do I fix CVE-2017-1000455?
No fix has been published for CVE-2017-1000455 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-1000455 being exploited?
There is no known exploitation of CVE-2017-1000455 in the wild and no public exploit code.
Sources
Also known as GHSA-4rwh-hg22-2pc2.