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GHSA-38r2-5695-334w
No affected components available
Problem
Password hashes were being reflected in the editing forms of the TYPO3 backend user interface. This allowed attackers to crack the plaintext password using brute force techniques. Exploiting this vulnerability requires a valid backend user account.
Solution
Update to TYPO3 versions 8.7.57 ELTS, 9.5.46 ELTS, 10.4.43 ELTS, 11.5.35 LTS, 12.4.11 LTS, 13.0.1 that fix the problem described.
Credits
Thanks to the TYPO3 framework merger Christian Kuhn and external security researchers Maximilian Beckmann, Klaus-Günther Schmidt who reported this issue, and TYPO3 security team member Oliver Hader who fixed the issue.
References
The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker needs basic access or low-level privileges. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a low impact on the confidentiality of the information.
Exploitation attempts have been detected. Elevated vigilance and prompt remediation are advised.
The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.
We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.
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