CVE-2018-14774 High Severity Vulnerability detected by WhiteSource

[mend-bolt-for-github]

CVE-2018-14774 - High Severity Vulnerability

Vulnerable Library - symfony/http-kernel-v3.1.6

The HttpKernel component provides a structured process for converting a Request into a Response.

path: null

Dependency Hierarchy:

• laravel/framework-v5.3.22 (Root Library)
  • ❌ symfony/http-kernel-v3.1.6 (Vulnerable Library)

Vulnerability Details

An issue was discovered in HttpKernel in Symfony 2.7.0 through 2.7.48, 2.8.0 through 2.8.43, 3.3.0 through 3.3.17, 3.4.0 through 3.4.13, 4.0.0 through 4.0.13, and 4.1.0 through 4.1.2. When using HttpCache, the values of the X-Forwarded-Host headers are implicitly set as trusted while this should be forbidden, leading to potential host header injection.

Publish Date: 2018-08-03

URL: CVE-2018-14774

CVSS 3 Score Details (7.2)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Change files

Origin: symfony/symfony@725dee4

Release Date: 2018-08-01

Fix Resolution: Replace or update the following files: InlineFragmentRenderer.php, SubRequestHandlerTest.php, SubRequestHandler.php, TestHttpKernel.php, InlineFragmentRendererTest.php, Request.php, HttpCache.php, HttpCacheTest.php

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