CVE-2024-9312: Authd allows attacker-controlled usernames to yield controllable UIDs

October 10, 2024

CVE description:

Authd, through version 0.3.6, did not sufficiently randomize user IDs to prevent collisions. A local attacker who can register user names could spoof another user’s ID and gain their privileges.

—– original report —–

References

github.com/advisories/GHSA-4gfw-wf7c-w6g2
github.com/ubuntu/authd
github.com/ubuntu/authd/security/advisories/GHSA-4gfw-wf7c-w6g2
nvd.nist.gov/vuln/detail/CVE-2024-9312
www.cve.org/CVERecord?id=CVE-2024-9312

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