CVE-2021-3784: Garuda Linux Improper Authorization

Severity: high (CVSS 7.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-04 · updated 2026-06-17
Weakness: CWE-287

Description

Garuda Linux performs an insecure user creation and authentication that allows any user to impersonate the created account. By creating users from the 'Garuda settings manager', an insecure procedure is performed that keeps the created user without an assigned password during some seconds. This could allow a potential attacker to exploit this vulnerability in order to authenticate without knowing the password.

Affected products

Garuda Linux: all versions

References

https://www.incibe.es/en/incibe-cert/notices/aviso/garuda-linux-improper-authorization
https://www.incibe.es/en/incibe-cert/notices/aviso/garuda-linux-improper-authorization

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