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Status published
Medium
CVE-2023-1786
sensitive data exposure in cloud-init logs
Vulnerability Description
Sensitive data could be exposed in logs of cloud-init before version 23.1.2. An attacker could use this information to find hashed passwords and possibly escalate their privilege.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- James Golovich
References
- https://github.com/canonical/cloud-init/commit/a378b7e4f47375458651c0972e7cd813f6fe0a6b
- https://bugs.launchpad.net/cloud-init/+bug/2013967
- https://ubuntu.com/security/notices/USN-6042-1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ATBJSXPL2IOAD2LDQRKWPLIC7QXS44GZ/
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Affected Vendor
Canonical Ltd.
View all reports →Affected Software
cloud-init
Vulnerable Versions:
0
Timeline
Official Publish:
April 26th, 2023
Last Modified:
February 13th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N