🛡️ CVE-2022-0555 — subiquity

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

• Attack vector: Local — a local account, shell or session on the host is needed.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2022-0555 is classified as CWE-256: Plaintext Storage of a Password. The product stores a password in plaintext within resources such as memory or files.

Affected software

CVE-2022-0555 is recorded against 1 package.

• subiquity (fixed in 22.02.1)

Timeline and source

Published on 3 June 2024 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. A vendor advisory or fix has been published. Record sourced from NVD.

References

bugs.launchpad.net
github.com
github.com
www.cve.org
bugs.launchpad.net
github.com
github.com
www.cve.org

Other advisories for this package

subiquity has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2025-14551 (published 9 Apr 2026)
• UBUNTU-CVE-2025-14551 (published 9 Apr 2026)
• UBUNTU-CVE-2023-5536 (published 11 Dec 2023)
• CVE-2023-5182 (5.5 Medium, published 7 Oct 2023)
• UBUNTU-CVE-2023-5182 (published 4 Oct 2023)
• UBUNTU-CVE-2022-0555 (published 10 Feb 2022)

Same weakness in other software

These advisories are the same class of weakness (CWE-256: Plaintext Storage of a Password) in other software:

• CVE-2026-55164 (4.9 Medium, published 18 Aug 2026)
• CVE-2026-50641 (published 29 Jul 2026)
• CVE-2026-41874 (published 28 Jul 2026)
• CVE-2026-61886 (6.5 Medium, published 24 Jul 2026)
• CVE-2026-40430 (7.5 High, published 23 Jul 2026)
• CVE-2026-44187 (3.3 Low, published 22 Jul 2026)
• CVE-2026-46513 (7.4 High, published 16 Jul 2026)
• CVE-2026-6597 (2.0 Low, published 13 Jul 2026)

CVE-2022-0555 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Affected Packages

References