Canonical Authd up to 0.3.5 User ID incorrect user management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in Canonical Authd up to 0.3.5 and classified as critical. This impacts an unknown function of the component User ID Handler. This manipulation causes incorrect user management. This vulnerability appears as CVE-2024-9312. The attack requires local access. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Canonical Authd up to 0.3.5 and classified as critical. Affected by this vulnerability is an unknown part of the component User ID Handler. The manipulation with an unknown input leads to a incorrect user management vulnerability. The CWE definition for the vulnerability is CWE-286. The product does not properly manage a user within its environment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was presented by Nicoo. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-9312 since 09/28/2024. The exploitation appears to be difficult. Attacking locally is a requirement. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 210390 (SUSE SLES15 / openSUSE 15 Security Update : govulncheck-vulndb (SUSE-SU-2024:3911-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 0.3.6 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (210390). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.4
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (canonical): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Incorrect user management
CWE: CWE-286
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 210390
Nessus Name: SUSE SLES15 / openSUSE 15 Security Update : govulncheck-vulndb (SUSE-SU-2024:3911-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Authd 0.3.6

Timelineinfo

09/28/2024 🔍
10/10/2024 +12 days 🔍
10/10/2024 +0 days 🔍
08/27/2025 +321 days 🔍

Sourcesinfo

Advisory: github.com
Researcher: Nicoo
Status: Confirmed

CVE: CVE-2024-9312 (🔍)
GCVE (CVE): GCVE-0-2024-9312
GCVE (VulDB): GCVE-100-280003

Entryinfo

Created: 10/10/2024 16:05
Updated: 08/27/2025 04:17
Changes: 10/10/2024 16:05 (64), 10/15/2024 15:18 (1), 11/08/2024 03:46 (2), 08/27/2025 04:17 (11)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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