CVE-2017-16652 Information

Description

An issue was discovered in Symfony 2.7.x before 2.7.38 2.8.x before 2.8.31 3.2.x before 3.2.14 and 3.3.x before 3.3.13. DefaultAuthenticationSuccessHandler or DefaultAuthenticationFailureHandler takes the content of the _target_path parameter and generates a redirect response but no check is performed on the path which could be an absolute URL to an external domain. This Open redirect vulnerability can be exploited for example to mount effective phishing attacks.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://lists.debian.org/debian-lts-announce/2019/03/msg00009.html https://symfony.com/blog/cve-2017-16652-open-redirect-vulnerability-on-security-handlers

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1