CVE-2021-21338

Sep 3, 2024

Published Date: 2021-03-23T02:15Z

Last Modified: 2021-03-26T19:38Z

CVSS Score: 6.1 (MEDIUM)

EPSS Score: 0.08%

Risk Score: 4.27 (MEDIUM)

Risk Score based on CVSS score and EPSS. This score is for reference purposes and is not internationally recognized.

CVSS: 6.1 | EPSS: 0.08%

NVD Links:

https://nvd.nist.gov/vuln/detail/CVE-2021-21338

Description: TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 it has been discovered that Login Handling is susceptible to open redirection which allows attackers redirecting to arbitrary content, and conducting phishing attacks. No authentication is required in order to exploit this vulnerability. This is fixed in versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1.

Mitre ATT&CK Technical v15.1

T1153 – Source
T1566 – Phishing
T1053.002 – At

Technical Analysis & Mitigation Measures

Reference Links

https://packagist.org/packages/typo3/cms-core
https://typo3.org/security/advisory/typo3-core-sa-2021-001
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp

Vendor - Produce - Version

typo3 - typo3, typo3 - typo3, typo3 - typo3, typo3 - typo3, typo3 - typo3, typo3 - typo3

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