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OpenStack Mistral DoS

Moderate severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jul 19, 2023

Package

pip mistral (pip)

Affected versions

<= 7.0.3

Patched versions

None

Description

A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow definition YAML file containing nested anchors can lead to resource exhaustion culminating in a denial of service.

References

Published by the National Vulnerability Database Jun 15, 2020
Published to the GitHub Advisory Database May 24, 2022
Reviewed Jul 19, 2023
Last updated Jul 19, 2023

Severity

Moderate
6.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2018-16848

GHSA ID

GHSA-443j-6p7g-6v4w

Source code

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