GLSA 201711-15: PHPUnit: Remote code execution

http://security.gentoo.org/

Severity:	normal
Title:	PHPUnit: Remote code execution
Date:	11/19/2017
Bugs:	#635356
ID:	201711-15

Synopsis

A vulnerability was discovered in PHPUnit which may allow an unauthenticated remote attacker to execute arbitrary PHP code.

Background

PHPUnit is a programmer-oriented testing framework for PHP. It is an instance of the xUnit architecture for unit testing frameworks.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
dev-php/phpunit	< 5.7.15-r1	>= 5.7.15-r1	All supported architectures

Description

When PHPUnit is installed in a production environment via composer and these modules are in a web accessible directory, the eval-stdin.php file in PHPUnit contains vulnerable statements that trigger the vulnerability.

Impact

A remote attacker could possibly execute arbitrary PHP code or cause a Denial of Service condition.

Workaround

There are several ways to fix or mitigate this vulnerability:

Remove PHPUnit from the production environment.

Update PHPUnit.

Manually apply the patch.

Disable direct access to the composer packages by placing .htaccess file to /vendor folder.

Resolution

All PHPUnit users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-php/phpunit-5.7.15-r1"

References

CVE-2017-9841

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201711-15.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.