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CVE-2019-0816

Published: 9 April 2019

A security feature bypass exists in Azure SSH Keypairs, due to a change in the provisioning logic for some Linux images that use cloud-init, aka 'Azure SSH Keypairs Security Feature Bypass Vulnerability'.

Priority

Medium

Cvss 3 Severity Score

5.1

Score breakdown

Status

Package Release Status
cloud-init
Launchpad, Ubuntu, Debian
bionic
Released (18.5-45-g3554ffe8-0ubuntu1~18.04.1)
cosmic
Released (18.5-45-g3554ffe8-0ubuntu1~18.10.1)
trusty Does not exist
(trusty was not-affected)
upstream Needs triage

xenial
Released (18.5-45-g3554ffe8-0ubuntu1~16.04.1)
Patches:
upstream: https://code.launchpad.net/~jasonzio/cloud-init/+git/cloud-init/+merge/363445

Severity score breakdown

Parameter Value
Base score 5.1
Attack vector Local
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N