SB2021100717 - Multiple vulnerabilities in TYPO3

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Main Vulnerability Database SB2021100717

SB2021100717 - Multiple vulnerabilities in TYPO3

Published: October 7, 2021

Security Bulletin ID SB2021100717
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Cross-site request forgery (CVE-ID: CVE-2021-41113)

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin within the "Same-Site cookie settings" in "$GLOBALS[TYPO3_CONF_VARS][BE][cookieSameSite]" . A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.


2) Input validation error (CVE-ID: CVE-2021-41114)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insufficient validation of user-supplied input in the HTTP Host header. A remote attacker can cause unspecified impact via a crafted HTTP Host header, related to "Host Spoofing."


Remediation

Install update from vendor's website.

References