Canonical Subiquity up to 24.04.4/25.04/25.10 Wi-Fi Password exposure of sensitive system information due to uncleared debug information

Summaryinfo

A vulnerability categorized as problematic has been discovered in Canonical Subiquity up to 24.04.4/25.04/25.10. This impacts an unknown function of the component Wi-Fi Password Handler. The manipulation results in exposure of sensitive system information due to uncleared debug information. This vulnerability is cataloged as CVE-2025-14551. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Canonical Subiquity up to 24.04.4/25.04/25.10. Affected is an unknown functionality of the component Wi-Fi Password Handler. The manipulation with an unknown input leads to a exposure of sensitive system information due to uncleared debug information vulnerability. CWE is classifying the issue as CWE-1258. The hardware does not fully clear security-sensitive values, such as keys and intermediate values in cryptographic operations, when debug mode is entered. This is going to have an impact on confidentiality. CVE summarizes:

In Ubuntu, Subiquity version 24.04.4 could leak sensitive user credentials during crash reporting. Upon installation failure, if a user submitted a bug report to Launchpad, Subiquity could include certain user credentials, such as the user's plaintext Wi-Fi password, in the attached logs.

The advisory is available at github.com. This vulnerability is traded as CVE-2025-14551 since 12/11/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/09/2026). This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Canonical

Name

• Subiquity

Version

• 24.04.0
• 24.04.1
• 24.04.2
• 24.04.3
• 24.04.4
• 25.0
• 25.04
• 25.1
• 25.2
• 25.3
• 25.4
• 25.5
• 25.6
• 25.7
• 25.8
• 25.9
• 25.10

License

• open-source

Website

• Product: https://github.com/canonical/subiquity/

CPE 2.3info

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Entryinfo

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