Lucene search

K
typo3TYPO3 AssociationTYPO3-CORE-SA-2020-008
HistoryJul 28, 2020 - 12:00 a.m.

Sensitive Information Disclosure

2020-07-2800:00:00
TYPO3 Association
typo3.org
15

0.034 Low

EPSS

Percentile

91.5%

It has been discovered that an internal verification mechanism can be used to generate arbitrary checksums. This allows to inject arbitrary data having a valid cryptographic message authentication code (HMAC-SHA1) and can lead to various attack chains as described below.