CVE-2024-9312
CVE-2024-9312 is a high-severity vulnerability in Canonical Authd with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-335.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (20th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-2934
- Weakness: CWE-335
- Affected product: Canonical Authd
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2024-9312?
- 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.
- How severe is CVE-2024-9312?
- CVE-2024-9312 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-9312 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-9312?
- CVE-2024-9312 affects Canonical Authd. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-9312?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-9312 have an EU (EUVD) identifier?
- Yes. CVE-2024-9312 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2934.
- When was CVE-2024-9312 published?
- CVE-2024-9312 was published on 2024-10-10 and last updated on 2026-06-17.
References
- https://github.com/ubuntu/authd/security/advisories/GHSA-4gfw-wf7c-w6g2
- https://www.cve.org/CVERecord?id=CVE-2024-9312
Affected products (1)
- cpe:2.3:a:canonical:authd:*:*:*:*:*:*:*:*
More vulnerabilities in Canonical Authd
- CVE-2024-9313 — High (CVSS 8.8): Authd PAM module before version 0.3.5 can allow broker-managed users to impersonate any other user managed by the same…
- CVE-2025-5689 — High (CVSS 8.5): A flaw was found in the temporary user record that authd uses in the pre-auth NSS. As a result, a user login for the…
All CVEs affecting Canonical Authd →
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