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CVE-2017-5936

Publication date 8 February 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
nova-lxd 16.10 yakkety
Not affected
16.04 LTS xenial
Fixed 13.2.0-0ubuntu1.16.04.1
14.04 LTS trusty Not in release
12.04 LTS precise Not in release

Notes

tyhicks

Only affects xenial-mitaka

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-3195-1
    • Nova-LXD vulnerability
    • 10 February 2017

Other references