CVE-2016-8649
9.1
CRITICAL
CVSS 3.1
EPSS 2.2%
Description
lxc-attach in LXC before 1.0.9 and 2.x before 2.0.6 allows an attacker inside of an unprivileged container to use an inherited file descriptor, of the host's /proc, to access the rest of the host's filesystem via the openat() family of syscalls.
How to fix CVE-2016-8649
To remediate CVE-2016-8649, upgrade the affected package to a fixed version below.
- Debian/lxc—upgrade to 1:2.0.6-1 or later
Is CVE-2016-8649 being exploited?
Low — EPSS is 2.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2.0.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |