CVE-2024-9312: canonical ltd. authd Incorrect User Management
CVSS: 7.5v3.1HighAnalyzed
AliasesGHSA-4gfw-wf7c-w6g2GO-2024-3188
Published 10-10-2024Last modified 10-10-2024
Vulnerability summary
CVE-2024-9312 is a high (CVSS 7.5) Incorrect User Management vulnerability in canonical ltd. authd. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.28%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 4 · Related 4Timeline
- 10-10-2024PublishedVulnerability first disclosed.
- 10-10-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 5.5Preferred score · OSV · Go (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:HSourcesSingle source
High 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:HSources3 sources · 6.4–7.5
- OSV · GoEcosystem advisory · calculated7.5HighCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
- NVDNIST6.4MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
0.00 pp
From 0.28% on 19-09-2026
19-09-202619-10-2026
EPSS score0.28%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundAuthd
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Canonical1 product
- authd< 0.3.6
Canonical ltd.1 product
- authd< 0.3.6
Github.com/ubuntu1 product
- authd≤ 0.0.0-20230706090440-d8cb2d561419 | < 0.3.6
3 vendors · 3 products
References
4 links- github.com/ubuntu/authd/security/advisories/GHSA-4gfw-wf7c-w6g2Issue TrackingWEBAdvisoryExploitMitigationVendor Advisory
- github.com/ubuntu/authdPACKAGE