What is the CVSS score of CVE-2016-8649?

CVE-2016-8649 has a CVSS 3.0 base score of 9.1 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 2.2%.

Is there a patch available for CVE-2016-8649?

Yes, a patch is available for CVE-2016-8649. Update the affected software to the latest version immediately.

Lxc CVE-2016-8649

CRITICAL

Permissions, Privileges, and Access Controls (CWE-264)

2017-05-01 secalert@redhat.com

Privilege Escalation Lxc

9.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 01, 2017 - 06:59 cve.org

CRITICAL 9.1

DescriptionCVE.org

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.

AnalysisAI

Technical ContextAI

This vulnerability is classified under CWE-264. 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. Affected products include: Linuxcontainers Lxc. Version information: before 1.0.9.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.