Vulnerability Report

CVE-2016-8649

Title: Linuxcontainers Lxc

Other

Proof Of Concept

No public PoC currently indexed for CVE-2016-8649.

CWE Category CWE-264

Published Date May 01, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 9.1 CVSS v3.0

Exploit Probability (EPSS)

2.81%

Vulnerability Summary

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.

Impacted Vendors

linuxcontainers 1

Reference Links

http://www.securityfocus.com/bid/94498 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845465 https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1639345 https://bugzilla.redhat.com/show_bug.cgi?id=1398242 https://github.com/lxc/lxc/commit/81f466d05f2a89cb4f122ef7f593ff3f279b165c https://security-tracker.debian.org/tracker/CVE-2016-8649 http://www.securityfocus.com/bid/94498 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845465 https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1639345 https://bugzilla.redhat.com/show_bug.cgi?id=1398242 https://github.com/lxc/lxc/commit/81f466d05f2a89cb4f122ef7f593ff3f279b165c https://security-tracker.debian.org/tracker/CVE-2016-8649

CVSS v3.0

Source Entity [email protected]

Severity CRITICAL

9.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

9.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:S/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns