1. Ubuntu Security Notices
  2. USN-4836-1

USN-4836-1: Symfony vulnerability

Publication date

15 March 2021

Overview

Symfony could allow unintended access to network services.

Releases

Packages

  • symfony - set of reusable components and framework for web projects

Details

It was discovered that Symfony through the HttpFoundation
component allowed unauthorized access on a misconfigured LDAP server. A
remote attacker could use this vulnerability to gain unauthorized access.

It was discovered that Symfony through the HttpFoundation
component allowed unauthorized access on a misconfigured LDAP server. A
remote attacker could use this vulnerability to gain unauthorized access.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
18.04 bionic php-symfony –  3.4.6+dfsg-1ubuntu0.1+esm1  
php-symfony-http-foundation –  3.4.6+dfsg-1ubuntu0.1+esm1  

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References

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