CVE-2019-5602 Privilege escalation in FreeBSD
A bug in the FreeBSD cdrom driver allows local users with read access to overwrite kernel memory and gain root privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-5602?
CVE-2019-5602 is a high-severity vulnerability in Freebsd Freebsd, published on 3 Jul 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In FreeBSD 12.0-STABLE before r349628, 12.0-RELEASE before 12.0-RELEASE-p7, 11.3-PRERELEASE before r349629, 11.3-RC3 before 11.3-RC3-p1, and 11.2-RELEASE before 11.2-RELEASE-p11, a bug in the cdrom driver allows users with read access to the cdrom device to arbitrarily overwrite kernel memory when media is present thereby allowing a malicious user in the operator group to gain root privileges.
Which versions are affected by CVE-2019-5602?
It affects 1 product.
Products include Freebsd Freebsd.
How do I fix CVE-2019-5602?
No fix has been published for CVE-2019-5602 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-5602 being exploited?
There is no known exploitation of CVE-2019-5602 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Freebsd Freebsd
Sources
Also known as GHSA-f993-7vhh-q9rj.