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githubGitHub Advisory DatabaseGHSA-3VX7-XFF6-H2VX
HistoryMay 14, 2022 - 1:58 a.m.

OpenStack Nova instance migration process does not stop when instance is deleted

2022-05-1401:58:45
GitHub Advisory Database
github.com
4
openstack
nova
migration
denial of service
remote authenticated users
deletion
software vulnerability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:N/I:N/A:C

AI Score

6.8

Confidence

High

EPSS

0.008

Percentile

82.0%

OpenStack Compute (nova) 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial of service (disk, network, and other resource consumption) by resizing and then deleting an instance.

Affected configurations

Vulners
Node
novanovaRange<12.0.0.0b3

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:N/I:N/A:C

AI Score

6.8

Confidence

High

EPSS

0.008

Percentile

82.0%