Open Redirection in Login Handling
CVE-2021-21338

4.7MEDIUM

Key Information:

Vendor

Typo3

Status
Typo3.cms
Vendor
CVE Published:
23 March 2021

What is CVE-2021-21338?

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.

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Affected Version(s)

TYPO3.CMS >= 6.2.0, <= 6.2.56 <= 6.2.0, 6.2.56

TYPO3.CMS >= 7.0.0, <= 7.6.50 <= 7.0.0, 7.6.50

TYPO3.CMS >= 8.0.0, <= 8.7.39 <= 8.0.0, 8.7.39

References

https://github.com/TYPO3/TYPO3.CMS/security/advisories/GH...
x_refsource_CONFIRM
https://packagist.org/packages/typo3/cms-core
x_refsource_MISC
https://typo3.org/security/advisory/typo3-core-sa-2021-001
x_refsource_MISC

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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