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WS-2018-0047

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Date: February 28, 2017

Authentication Bypass vulnerability in TYPO3 8.2.x before 8.6.0. Due to late TCA initialization the authentication service fails to restrict frontend user according to the validation rules. Therefore it is possible to authenticate restricted (e.g. disabled) frontend users.

Language: PHP

Severity Score

Severity Score

Weakness Type (CWE)

Authentication Bypass Using an Alternate Path or Channel

CWE-288

Top Fix

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Upgrade Version

Upgrade to version typo3/cms - dev-TYPO3_8-6;typo3/cms - 8.6.1;typo3/cms - 8.4.0;typo3/cms - 8.5.0;typo3/cms - 8.3.0;instituteweb/typo3-cms - 8.6.1

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CVSS v3.1

Base Score:
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

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