CVE-2017-16652

Medium

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.

SeverityMedium
CVSS6.1
Exploit probability—
ProductSensiolabs Symfony
PublishedJun 13, 2018
First seenJun 13, 2018

How to fix

Update
  • sensiolabs symfony2.7.38, 2.8.31, 3.2.14, 3.3.13 or later
  • symfony/symfony2.7.38, 2.8.31, 3.2.14, 3.3.13 or later
  • symfony/security-http2.7.38, 2.8.31, 3.2.14, 3.3.13 or later
  • symfony/security2.7.38, 2.8.31, 3.2.14, 3.3.13 or later

Affected products

ProductAffected versionsFixed in
sensiolabs symfony2.7.0 < v < 2.7.38, 2.8.0 < v < 2.8.31, 3.2.0 < v < 3.2.14, 3.3.0 ≤ v < 3.3.132.7.38, 2.8.31, 3.2.14, 3.3.13
debian debian_linux8.0—
symfony/symfonyPackagist2.7.0 ≤ v < 2.7.38, 2.8.0 ≤ v < 2.8.31, 3.2.0 ≤ v < 3.2.14, 3.3.0 ≤ v < 3.3.132.7.38, 2.8.31, 3.2.14, 3.3.13
symfony/security-httpPackagist2.7.0 ≤ v < 2.7.38, 2.8.0 ≤ v < 2.8.31, 3.2.0 ≤ v < 3.2.14, 3.3.0 ≤ v < 3.3.132.7.38, 2.8.31, 3.2.14, 3.3.13
symfony/securityPackagist2.7.0 ≤ v < 2.7.38, 2.8.0 ≤ v < 2.8.31, 3.2.0 ≤ v < 3.2.14, 3.3.0 ≤ v < 3.3.132.7.38, 2.8.31, 3.2.14, 3.3.13

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