GHSA-4jhw-2p6j-5wmp
Open Redirection in Login Handling
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Packagist | typo3/cms-core | >= 6.2.0, < 6.2.57 | 6.2.57 |
| Packagist | typo3/cms-core | >= 7.0.0, < 7.6.51 | 7.6.51 |
| Packagist | typo3/cms-core | >= 8.0.0, < 8.7.40 | 8.7.40 |
| Packagist | typo3/cms-core | >= 10.0.0, < 10.4.14 | 10.4.14 |
| Packagist | typo3/cms-core | >= 11.0.0, < 11.1.1 | 11.1.1 |
| Packagist | typo3/cms-core | >= 9.0.0, < 9.5.25 | 9.5.25 |
| Packagist | typo3/cms | >= 10.0.0, < 10.4.14 | 10.4.14 |
| Packagist | typo3/cms | >= 11.0.0, < 11.1.1 | 11.1.1 |
| Packagist | typo3/cms | >= 9.0.0, < 9.5.25 | 9.5.25 |
Details
As written in the advisory (Markdown source, shown as plain text).
### Problem
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.
### Solution
Update to TYPO3 versions 6.2.57, 7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1 that fix the problem described.
### Credits
Thanks to Alexander Kellner who reported this issue and to TYPO3 security team member Torben Hansen who fixed the issue.
### References
* [TYPO3-CORE-SA-2021-001](https://typo3.org/security/advisory/typo3-core-sa-2021-001)
References
External links from the advisory. They lead to third-party sites.
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4jhw-2p6j-5wmp
- https://nvd.nist.gov/vuln/detail/CVE-2021-21338
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-21338.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-21338.yaml
- https://packagist.org/packages/typo3/cms-core
- https://typo3.org/security/advisory/typo3-core-sa-2021-001