Cyber Resilience

CVE-2022-0555

HighPublic PoC

Published: 03 June 2024

Published
03 June 2024
Modified
26 August 2025
KEV Added
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Patch
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CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0009 24.9th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-0555 is a high-severity Plaintext Storage of a Password (CWE-256) vulnerability in Canonical Subiquity. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 24.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Subiquity Shows Guided Storage Passphrase in Plaintext with Read-all Permissions

CWE(s)
CWE-256

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

canonical
subiquity
≤ 22.02.1

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-28 Protection of Information at Rest
addresses: CWE-256

Protection of passwords and credentials at rest forces encryption or equivalent controls instead of plaintext storage.

References