Authd PAM module before version 0.3.5 can allow broker-managed users to impersonate any other user managed by the same broker and perform any PAM operation with it, including authenticating as them.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCanonical Authd
APPCanonical< 0.3.5
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
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