CVE-2017-5936
First published: Wed Apr 12 2017(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/nova-lxd | <13.1.1 | 13.1.1 |
| Ubuntu Linux | =16.04 | |
| OpenStack Nova | <=13.1.0 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2017/02/09/3
- http://www.securityfocus.com/bid/96182
- http://www.ubuntu.com/usn/USN-3195-1
- https://bugs.launchpad.net/nova-lxd/+bug/1656847
- https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2
- https://nvd.nist.gov/vuln/detail/CVE-2017-5936
- https://web.archive.org/web/20200227193915/http://www.securityfocus.com/bid/96182
- https://github.com/advisories/GHSA-6xc7-4cx8-j3xc (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/nova-lxd/PYSEC-2017-21.yaml
Frequently Asked Questions
What is the severity of CVE-2017-5936?
CVE-2017-5936 is classified as a high severity vulnerability that can allow remote attackers to bypass security restrictions.
How do I fix CVE-2017-5936?
To address CVE-2017-5936, upgrade to OpenStack Nova-LXD version 13.1.1 or later.
What kind of attacks can be performed using CVE-2017-5936?
With CVE-2017-5936, remote attackers can exploit the vulnerability to bypass intended security group rules.
Which software is affected by CVE-2017-5936?
CVE-2017-5936 affects OpenStack Nova-LXD versions prior to 13.1.1.
Is there a workaround for CVE-2017-5936 until a fix is applied?
There are no official workarounds for CVE-2017-5936; upgrading to the fixed version is the recommended solution.
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