7.5
HIGH
CVE-2017-5936
OpenStack Nova-LXD Veth Pair Name Bypass
Description

OpenStack Nova-LXD before 13.1.1 uses the wrong name for the veth pairs when applying Neutron security group rules for instances, which allows remote attackers to bypass intended security restrictions.

INFO

Published Date :

April 12, 2017, 10:59 p.m.

Last Modified :

Oct. 3, 2019, 12:03 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2017-5936 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Openstack nova-lxd
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-5936.

URL Resource
http://www.openwall.com/lists/oss-security/2017/02/09/3 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/96182 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3195-1 Third Party Advisory
https://bugs.launchpad.net/nova-lxd/+bug/1656847 Issue Tracking Patch Third Party Advisory
https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2 Issue Tracking Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-5936 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-5936 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-254 NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Apr. 20, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type http://www.ubuntu.com/usn/USN-3195-1 No Types Assigned http://www.ubuntu.com/usn/USN-3195-1 Third Party Advisory
    Changed Reference Type https://bugs.launchpad.net/nova-lxd/+bug/1656847 No Types Assigned https://bugs.launchpad.net/nova-lxd/+bug/1656847 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2 No Types Assigned https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/96182 No Types Assigned http://www.securityfocus.com/bid/96182 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.openwall.com/lists/oss-security/2017/02/09/3 No Types Assigned http://www.openwall.com/lists/oss-security/2017/02/09/3 Mailing List, Patch, Third Party Advisory
    Added CWE CWE-254
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:openstack:nova-lxd:13.1.0:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-5936 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-5936 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.32 }} 0.00%

score

0.65922

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability