CVE Vulnerability

CVE-2019-18886

An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://symfony.com/blog/cve-2019-18886-prevent-user-enumeration-using-switch-user-functionality Vendor Advisory
https://symfony.com/blog/symfony-4-3-8-released Release Notes
https://github.com/symfony/symfony/releases/tag/v4.3.8 Release Notes
Configurations

Configuration 1

cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
cpe:2.3:a:sensiolabs:symfony:*:*:*:*:*:*:*:*
Information

Published : 2019-11-21 06:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-18886

Mitre link : CVE-2019-18886

Products Affected
No products.
CWE
CWE-203