CVE-2022-40482
First published: Tue Apr 25 2023(Updated: )
The authentication method in Laravel 8.x through 9.x before 9.32.0 was discovered to be vulnerable to user enumeration via timeless timing attacks with HTTP/2 multiplexing. This is caused by the early return inside the hasValidCredentials method in the Illuminate\Auth\SessionGuard class when a user is found to not exist.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Laravel | >=8.0.0<9.32.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-40482?
CVE-2022-40482 is considered a medium severity vulnerability due to its potential to facilitate user enumeration attacks.
How do I fix CVE-2022-40482?
To mitigate CVE-2022-40482, update Laravel to version 9.32.0 or later.
Who is affected by CVE-2022-40482?
CVE-2022-40482 affects Laravel framework versions 8.x through 9.x prior to 9.32.0.
What type of attack does CVE-2022-40482 allow?
CVE-2022-40482 allows for user enumeration via timeless timing attacks through HTTP/2 multiplexing.
What is the cause of CVE-2022-40482?
The vulnerability is caused by an early return in the hasValidCredentials method of the Illuminate\Auth\SessionGuard class.
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