CVE-2025-7044
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-03

Last updated on: 2025-12-18

Assigner: Canonical Ltd.

Description
An Improper Input Validation vulnerability exists in the user websocket handler of MAAS. An authenticated, unprivileged attacker can intercept a user.update websocket request and inject the is_superuser property set to true. The server improperly validates this input, allowing the attacker to self-promote to an administrator role. This results in full administrative control over the MAAS deployment.
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Meta Information
Published
2025-12-03
Last Modified
2025-12-18
Generated
2026-06-16
AI Q&A
2025-12-03
EPSS Evaluated
2026-06-15
NVD
EUVD
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
canonical maas From 3.3.0 (inc) to 3.3.11 (inc)
canonical maas 3.3.11
canonical maas 3.6.2
canonical maas 3.7.0
canonical maas 3.1
canonical maas 3.4.9
canonical maas 3.5.9
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
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Executive Summary

This vulnerability is an Improper Input Validation issue in the user websocket handler of MAAS. An authenticated but unprivileged attacker can intercept a user.update websocket request and inject the is_superuser property set to true. Because the server does not properly validate this input, the attacker can escalate their privileges and gain full administrative control over the MAAS deployment.

Impact Analysis

This vulnerability allows an attacker with limited privileges to escalate their access to full administrative control over the MAAS deployment. This means the attacker can manage, modify, or disrupt the entire system, potentially leading to unauthorized changes, data exposure, or service disruption.

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