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TI-2022-00474 Aliases CVE-2022-0555GHSA-fghj-2j25-cqqp

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

Priority HIGH 72CWE-256Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-256.

Summary

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

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00283 20th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed subiquity (Canonical Ltd.): 22.02.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Canonicalsubiquitybefore 22.02.122.02.1Patch availableCNA
  • subiquity VendorCanonical Affected before 22.02.1 Fixed in 22.02.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:canonical:subiquity:*:*:*:*:*:*:*:*before 22.02.1VulnerableCanonical
  • cpe:2.3:a:canonical:subiquity:*:*:*:*:*:*:*:* Versions before 22.02.1 Vulnerable ·Canonical

Remediation

  • Fix · CNA subiquity (Canonical Ltd.) Fixed in 22.02.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-0555
  2. 2026-10-03 Alias added: GHSA-fghj-2j25-cqqp

References

Exploit 1

Patch 2

Advisory 1

  • TI-2023-04770 Sensitive information in log files in Canonical subiquity CVSS 3.1MEDIUM 5.5
  • TI-2020-09596 Subiquity server installer logged LUKS full disk encryption password CVSS 3.1LOW 2.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences