5.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2022-44020

CVE-2022-44020: OpenStack Sushy-Tools and VirtualBMC Improper Preservation of Permissions

An issue was discovered in OpenStack Sushy-Tools through 0.21.0 and VirtualBMC through 2.2.2. Changing the boot device configuration with these packages removes password protection from the managed libvirt XML domain. NOTE: this only affects an "unsupported, production-like configuration."

(GitHub Advisory)

Miggo Vulnerability Database

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CVE-2022-44020

CVE-2022-44020:

5.5

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

Package Name	Ecosystem	Vulnerable Versions	First Patched Version
sushy-tools	pip	< 0.21.1	0.21.1
virtualbmc	pip	< 3.0.0	3.0.0

Technical Details

Vulnerability Intelligence
Miggo AI

Root Cause Analysis

The vulnerability stems from improper preservation of security attributes in libvirt XML during boot device configuration changes. Both tools interact with libvirt's API to modify VM configurations. The functions responsible for updating the XML configuration would need to copy existing security settings (like <seclabel> tags or authentication parameters) when rewriting the domain XML. The patch links (OpenDev reviews 862625 and 862620) indicate these were the areas modified to address the permission preservation issue, though exact code diffs aren't available. The functions identified are core components handling boot device updates in each respective package, making them the most likely candidates for the vulnerability.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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