Improper Authorization Affecting symfony/symfony package, versions >=4.4.0, <4.4.7


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.1% (42nd percentile)

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  • Snyk ID SNYK-PHP-SYMFONYSYMFONY-561581
  • published 30 Mar 2020
  • disclosed 30 Mar 2020
  • credit Antonio J. Garcia Lagar, Robin Chalas

How to fix?

Upgrade symfony/symfony to version 4.4.7 or higher.

Overview

symfony/symfony is a PHP framework for web applications and a set of reusable PHP components.

Affected versions of this package are vulnerable to Improper Authorization. When checking access control rule it suffices with one attribute that is granted access through accessDecisionManager, instead of checking all attributes.

CVSS Scores

version 3.1
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Snyk

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

NVD

8.1 high