5.3

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Sensiolabs ≫ Symfony Version >= 4.2.0 <= 4.2.11
Sensiolabs ≫ Symfony Version >= 4.3.0 <= 4.3.7
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.55% 0.719
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-203 Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

https://github.com/symfony/symfony/releases/tag/v4.3.8
Release Notes
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