HTTP Host Header Poisoning Affecting symfony/symfony package, versions >=2.3.0, <2.3.3 >=2.1.0, <2.1.12 >=2.2.0, <2.2.5 >=2, <2.0.24


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.47% (77th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-PHP-SYMFONYSYMFONY-70208
  • published 17 Aug 2013
  • disclosed 17 Aug 2013
  • credit Jordan Alliot

How to fix?

Upgrade symfony/symfony to version 2.3.3, 2.1.12, 2.2.5, 2.0.24 or higher.

Overview

Affected versions of symfony/symfony are vulnerable to HTTP Host Header Poisoning.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
8.2 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    Low
  • Availability (A)
    None
Expand this section

NVD

6.1 medium