Access Restriction Bypass Affecting symfony/symfony package, versions <2.8.37 >=3.0.0, <3.3.17 >=3.4.0, <3.4.7 >=4.0.0, <4.0.7


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.62% (80th percentile)

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  • Snyk ID SNYK-PHP-SYMFONYSYMFONY-72197
  • published 30 May 2018
  • disclosed 30 May 2018
  • credit Theo Bouge

How to fix?

Upgrade symfony/symfony to versions 2.8.37, 3.3.17, 3.4.7, 4.0.7 or higher.

Overview

symfony/symfony is a set of PHP components.

Affected versions of this package are vulnerable to Access Restriction Bypass. A misconfigured LDAP server allowed unauthorized access, due to a missing check for null passwords.

Note: This is related to CVE-2016-2403.

CVSS Scores

version 3.1
Expand this section

Snyk

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