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CVE-2015-2309 Symfony has unsafe methods in the Request class

MediumCVSS 5.3 PoC
Published
Unknown
Updated
Exploit status
Proof-of-concept only

Description

All 2.0.X, 2.1.X, 2.2.X, 2.3.X, 2.4.X, 2.5.X, and 2.6.X versions of the Symfony HttpFoundation component are affected by this security issue.

This issue has been fixed in Symfony 2.3.27, 2.5.11, and 2.6.6. Note that no fixes are provided for Symfony 2.0, 2.1, 2.2, and 2.4 as they are not maintained anymore.

Description

The Symfony\Component\HttpFoundation\Request class provides a mechanism that ensures it does not trust HTTP header values coming from a "non-trusted" client. Unfortunately, it assumes that the remote address is always a trusted client if at least one trusted proxy is involved in the request; this allows a man-in-the-middle attack between the latest trusted proxy and the web server.

The following methods are impacted: getPort(), isSecure(), and getHost(), and getClientIps().

Resolution

All impacted methods now check that the remote address is trusted, which fixes the issue.

The patch for this issue is available here.

Affected products

ProductAffected versionsFixed in
symfony/http-foundation(Packagist) >= 2.0.0, < 2.3.27 2.3.27
symfony/http-foundation(Packagist) = 2.0.4 No fix listed
symfony/http-foundation(Packagist) = 2.0.5 No fix listed
symfony/http-foundation(Packagist) = 2.0.6 No fix listed
symfony/http-foundation(Packagist) = 2.0.7 No fix listed
symfony/http-foundation(Packagist) = v2.0.10 No fix listed
symfony/http-foundation(Packagist) = v2.0.12 No fix listed
symfony/http-foundation(Packagist) = v2.0.13 No fix listed
symfony/http-foundation(Packagist) = v2.0.14 No fix listed
symfony/http-foundation(Packagist) = v2.0.15 No fix listed
symfony/http-foundation(Packagist) = v2.0.16 No fix listed
symfony/http-foundation(Packagist) = v2.0.17 No fix listed
symfony/http-foundation(Packagist) = v2.0.18 No fix listed
symfony/http-foundation(Packagist) = v2.0.19 No fix listed
symfony/http-foundation(Packagist) = v2.0.20 No fix listed
symfony/http-foundation(Packagist) = v2.0.21 No fix listed
symfony/http-foundation(Packagist) = v2.0.22 No fix listed
symfony/http-foundation(Packagist) = v2.0.23 No fix listed
symfony/http-foundation(Packagist) = v2.0.24 No fix listed
symfony/http-foundation(Packagist) = v2.0.25 No fix listed
symfony/http-foundation(Packagist) = v2.0.9 No fix listed
symfony/http-foundation(Packagist) = v2.1.0 No fix listed
symfony/http-foundation(Packagist) = v2.1.1 No fix listed
symfony/http-foundation(Packagist) = v2.1.10 No fix listed
symfony/http-foundation(Packagist) = v2.1.11 No fix listed
Show 175 more
ProductAffected versionsFixed in
symfony/http-foundation(Packagist) = v2.1.12 No fix listed
symfony/http-foundation(Packagist) = v2.1.13 No fix listed
symfony/http-foundation(Packagist) = v2.1.2 No fix listed
symfony/http-foundation(Packagist) = v2.1.3 No fix listed
symfony/http-foundation(Packagist) = v2.1.4 No fix listed
symfony/http-foundation(Packagist) = v2.1.5 No fix listed
symfony/http-foundation(Packagist) = v2.1.6 No fix listed
symfony/http-foundation(Packagist) = v2.1.7 No fix listed
symfony/http-foundation(Packagist) = v2.1.8 No fix listed
symfony/http-foundation(Packagist) = v2.1.9 No fix listed
symfony/http-foundation(Packagist) = v2.2.0 No fix listed
symfony/http-foundation(Packagist) = v2.2.1 No fix listed
symfony/http-foundation(Packagist) = v2.2.10 No fix listed
symfony/http-foundation(Packagist) = v2.2.11 No fix listed
symfony/http-foundation(Packagist) = v2.2.2 No fix listed
symfony/http-foundation(Packagist) = v2.2.3 No fix listed
symfony/http-foundation(Packagist) = v2.2.4 No fix listed
symfony/http-foundation(Packagist) = v2.2.5 No fix listed
symfony/http-foundation(Packagist) = v2.2.6 No fix listed
symfony/http-foundation(Packagist) = v2.2.7 No fix listed
symfony/http-foundation(Packagist) = v2.2.8 No fix listed
symfony/http-foundation(Packagist) = v2.2.9 No fix listed
symfony/http-foundation(Packagist) = v2.3.0 No fix listed
symfony/http-foundation(Packagist) = v2.3.1 No fix listed
symfony/http-foundation(Packagist) = v2.3.10 No fix listed
symfony/http-foundation(Packagist) = v2.3.11 No fix listed
symfony/http-foundation(Packagist) = v2.3.12 No fix listed
symfony/http-foundation(Packagist) = v2.3.13 No fix listed
symfony/http-foundation(Packagist) = v2.3.14 No fix listed
symfony/http-foundation(Packagist) = v2.3.15 No fix listed
symfony/http-foundation(Packagist) = v2.3.16 No fix listed
symfony/http-foundation(Packagist) = v2.3.17 No fix listed
symfony/http-foundation(Packagist) = v2.3.18 No fix listed
symfony/http-foundation(Packagist) = v2.3.19 No fix listed
symfony/http-foundation(Packagist) = v2.3.2 No fix listed
symfony/http-foundation(Packagist) = v2.3.20 No fix listed
symfony/http-foundation(Packagist) = v2.3.21 No fix listed
symfony/http-foundation(Packagist) = v2.3.22 No fix listed
symfony/http-foundation(Packagist) = v2.3.23 No fix listed
symfony/http-foundation(Packagist) = v2.3.24 No fix listed
symfony/http-foundation(Packagist) = v2.3.25 No fix listed
symfony/http-foundation(Packagist) = v2.3.26 No fix listed
symfony/http-foundation(Packagist) = v2.3.3 No fix listed
symfony/http-foundation(Packagist) = v2.3.4 No fix listed
symfony/http-foundation(Packagist) = v2.3.5 No fix listed
symfony/http-foundation(Packagist) = v2.3.6 No fix listed
symfony/http-foundation(Packagist) = v2.3.7 No fix listed
symfony/http-foundation(Packagist) = v2.3.8 No fix listed
symfony/http-foundation(Packagist) = v2.3.9 No fix listed
symfony/http-foundation(Packagist) >= 2.4.0, < 2.5.11 2.5.11
symfony/http-foundation(Packagist) = v2.4.0 No fix listed
symfony/http-foundation(Packagist) = v2.4.1 No fix listed
symfony/http-foundation(Packagist) = v2.4.10 No fix listed
symfony/http-foundation(Packagist) = v2.4.2 No fix listed
symfony/http-foundation(Packagist) = v2.4.3 No fix listed
symfony/http-foundation(Packagist) = v2.4.4 No fix listed
symfony/http-foundation(Packagist) = v2.4.5 No fix listed
symfony/http-foundation(Packagist) = v2.4.6 No fix listed
symfony/http-foundation(Packagist) = v2.4.7 No fix listed
symfony/http-foundation(Packagist) = v2.4.8 No fix listed
symfony/http-foundation(Packagist) = v2.4.9 No fix listed
symfony/http-foundation(Packagist) = v2.5.0 No fix listed
symfony/http-foundation(Packagist) = v2.5.0-BETA1 No fix listed
symfony/http-foundation(Packagist) = v2.5.0-BETA2 No fix listed
symfony/http-foundation(Packagist) = v2.5.0-RC1 No fix listed
symfony/http-foundation(Packagist) = v2.5.1 No fix listed
symfony/http-foundation(Packagist) = v2.5.10 No fix listed
symfony/http-foundation(Packagist) = v2.5.2 No fix listed
symfony/http-foundation(Packagist) = v2.5.3 No fix listed
symfony/http-foundation(Packagist) = v2.5.4 No fix listed
symfony/http-foundation(Packagist) = v2.5.5 No fix listed
symfony/http-foundation(Packagist) = v2.5.6 No fix listed
symfony/http-foundation(Packagist) = v2.5.7 No fix listed
symfony/http-foundation(Packagist) = v2.5.8 No fix listed
symfony/http-foundation(Packagist) = v2.5.9 No fix listed
symfony/http-foundation(Packagist) >= 2.6.0, < 2.6.6 2.6.6
symfony/http-foundation(Packagist) = v2.6.0 No fix listed
symfony/http-foundation(Packagist) = v2.6.1 No fix listed
symfony/http-foundation(Packagist) = v2.6.2 No fix listed
symfony/http-foundation(Packagist) = v2.6.3 No fix listed
symfony/http-foundation(Packagist) = v2.6.4 No fix listed
symfony/http-foundation(Packagist) = v2.6.5 No fix listed
symfony/symfony(Packagist) >= 2.0.0, < 2.3.27 2.3.27
symfony/symfony(Packagist) = 2.0.4 No fix listed
symfony/symfony(Packagist) = 2.0.5 No fix listed
symfony/symfony(Packagist) = 2.0.6 No fix listed
symfony/symfony(Packagist) = 2.0.7 No fix listed
symfony/symfony(Packagist) = v2.0.10 No fix listed
symfony/symfony(Packagist) = v2.0.11 No fix listed
symfony/symfony(Packagist) = v2.0.12 No fix listed
symfony/symfony(Packagist) = v2.0.13 No fix listed
symfony/symfony(Packagist) = v2.0.14 No fix listed
symfony/symfony(Packagist) = v2.0.15 No fix listed
symfony/symfony(Packagist) = v2.0.16 No fix listed
symfony/symfony(Packagist) = v2.0.17 No fix listed
symfony/symfony(Packagist) = v2.0.18 No fix listed
symfony/symfony(Packagist) = v2.0.19 No fix listed
symfony/symfony(Packagist) = v2.0.20 No fix listed
symfony/symfony(Packagist) = v2.0.21 No fix listed
symfony/symfony(Packagist) = v2.0.22 No fix listed
symfony/symfony(Packagist) = v2.0.23 No fix listed
symfony/symfony(Packagist) = v2.0.24 No fix listed
symfony/symfony(Packagist) = v2.0.25 No fix listed
symfony/symfony(Packagist) = v2.0.9 No fix listed
symfony/symfony(Packagist) = v2.1.0 No fix listed
symfony/symfony(Packagist) = v2.1.0-BETA1 No fix listed
symfony/symfony(Packagist) = v2.1.0-BETA2 No fix listed
symfony/symfony(Packagist) = v2.1.0-BETA3 No fix listed
symfony/symfony(Packagist) = v2.1.0-BETA4 No fix listed
symfony/symfony(Packagist) = v2.1.0-RC1 No fix listed
symfony/symfony(Packagist) = v2.1.0-RC2 No fix listed
symfony/symfony(Packagist) = v2.1.1 No fix listed
symfony/symfony(Packagist) = v2.1.10 No fix listed
symfony/symfony(Packagist) = v2.1.11 No fix listed
symfony/symfony(Packagist) = v2.1.12 No fix listed
symfony/symfony(Packagist) = v2.1.13 No fix listed
symfony/symfony(Packagist) = v2.1.2 No fix listed
symfony/symfony(Packagist) = v2.1.3 No fix listed
symfony/symfony(Packagist) = v2.1.4 No fix listed
symfony/symfony(Packagist) = v2.1.5 No fix listed
symfony/symfony(Packagist) = v2.1.6 No fix listed
symfony/symfony(Packagist) = v2.1.7 No fix listed
symfony/symfony(Packagist) = v2.1.8 No fix listed
symfony/symfony(Packagist) = v2.1.9 No fix listed
symfony/symfony(Packagist) = v2.2.0 No fix listed
symfony/symfony(Packagist) = v2.2.0-BETA1 No fix listed
symfony/symfony(Packagist) = v2.2.0-BETA2 No fix listed
symfony/symfony(Packagist) = v2.2.0-RC1 No fix listed
symfony/symfony(Packagist) = v2.2.0-RC2 No fix listed
symfony/symfony(Packagist) = v2.2.0-RC3 No fix listed
symfony/symfony(Packagist) = v2.2.1 No fix listed
symfony/symfony(Packagist) = v2.2.10 No fix listed
symfony/symfony(Packagist) = v2.2.11 No fix listed
symfony/symfony(Packagist) = v2.2.2 No fix listed
symfony/symfony(Packagist) = v2.2.3 No fix listed
symfony/symfony(Packagist) = v2.2.4 No fix listed
symfony/symfony(Packagist) = v2.2.5 No fix listed
symfony/symfony(Packagist) = v2.2.6 No fix listed
symfony/symfony(Packagist) = v2.2.7 No fix listed
symfony/symfony(Packagist) = v2.2.8 No fix listed
symfony/symfony(Packagist) = v2.2.9 No fix listed
symfony/symfony(Packagist) = v2.3.0 No fix listed
symfony/symfony(Packagist) = v2.3.0-BETA1 No fix listed
symfony/symfony(Packagist) = v2.3.0-BETA2 No fix listed
symfony/symfony(Packagist) = v2.3.0-RC1 No fix listed
symfony/symfony(Packagist) = v2.3.1 No fix listed
symfony/symfony(Packagist) = v2.3.10 No fix listed
symfony/symfony(Packagist) = v2.3.11 No fix listed
symfony/symfony(Packagist) = v2.3.12 No fix listed
symfony/symfony(Packagist) = v2.3.13 No fix listed
symfony/symfony(Packagist) = v2.3.14 No fix listed
symfony/symfony(Packagist) = v2.3.15 No fix listed
symfony/symfony(Packagist) = v2.3.16 No fix listed
symfony/symfony(Packagist) = v2.3.17 No fix listed
symfony/symfony(Packagist) = v2.3.18 No fix listed
symfony/symfony(Packagist) = v2.3.19 No fix listed
symfony/symfony(Packagist) = v2.3.2 No fix listed
symfony/symfony(Packagist) = v2.3.20 No fix listed
symfony/symfony(Packagist) = v2.3.21 No fix listed
symfony/symfony(Packagist) = v2.3.22 No fix listed
symfony/symfony(Packagist) = v2.3.23 No fix listed
symfony/symfony(Packagist) = v2.3.24 No fix listed
symfony/symfony(Packagist) = v2.3.25 No fix listed
symfony/symfony(Packagist) = v2.3.26 No fix listed
symfony/symfony(Packagist) = v2.3.3 No fix listed
symfony/symfony(Packagist) = v2.3.4 No fix listed
symfony/symfony(Packagist) = v2.3.5 No fix listed
symfony/symfony(Packagist) = v2.3.6 No fix listed
symfony/symfony(Packagist) = v2.3.7 No fix listed
symfony/symfony(Packagist) = v2.3.8 No fix listed
symfony/symfony(Packagist) = v2.3.9 No fix listed
symfony/symfony(Packagist) >= 2.4.0, < 2.5.11 2.5.11
symfony/symfony(Packagist) = v2.4.0 No fix listed
symfony/symfony(Packagist) = v2.4.1 No fix listed
symfony/symfony(Packagist) = v2.4.10 No fix listed

References