Vulnerability in Linuxcontainers Lxc
CVE-2016-8649
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.028 (86.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
- Linuxcontainers Lxc
- Lxc Before 1.0.9 And 2.x 2.0.6 — versions LXC before 1.0.9 and 2.x before 2.0.6
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking)
- bugs.launchpad.net/ubuntu/+source/lxc/+bug/1639345 (Third Party Advisory)
- github.com/lxc/lxc/commit/81f466d05f2a89cb4f122ef7f593ff3f279b165c (Patch, Vendor Advisory)
- bugs.debian.org/cgi-bin/bugreport.cgi (Third Party Advisory)
- security-tracker.debian.org/tracker/CVE-2016-8649 (VDB Entry, Third Party Advisory)
- www.securityfocus.com/bid/94498 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2016-8649?
- CVE-2016-8649 is a critical-severity vulnerability in Linuxcontainers Lxc, classified under CWE-264. CVSS score: 9.1/10. Published 2017-05-01.
- How severe is CVE-2016-8649?
- Critical severity. CVSS v3 base score is 9.1 out of 10.