Vulnerability Report

CVE-2022-40482

Title: Laravel Framework Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2022-40482.

CWE Category CWE-203
Published Date Apr 25, 2023
Modified Date May 30, 2025
Exploit Status Not Found
Score 5.3 CVSS v3.1
Exploit Probability (EPSS)
0.48%

Vulnerability Summary

CVE-2022-40482: 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.

Impacted Vendors

Z
zend 1
L
laravel 1

Reference Links

https://ephort.dk/blog/laravel-timing-attack-vulnerability/ https://github.com/ephort/laravel-user-enumeration-demo https://github.com/laravel/framework/pull/44069 https://github.com/laravel/framework/releases/tag/v9.32.0 https://ephort.dk/blog/laravel-timing-attack-vulnerability/ https://github.com/ephort/laravel-user-enumeration-demo https://github.com/laravel/framework/pull/44069 https://github.com/laravel/framework/releases/tag/v9.32.0
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2022-40482 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.