An insertion of sensitive information into log file vulnerability [CWE-532] in FortiSIEM version 7.0.0, version 6.7.6 and below, version 6.6.3 and below, version 6.5.1 and below, version 6.4.2 and below, version 6.3.3 and below, version 6.2.1 and below, version 6.1.2 and below, version 5.4.0, version 5.3.3 and below may allow an authenticated user to view an encrypted ElasticSearch password via debug log files generated when FortiSIEM is configured with ElasticSearch Event Storage.

A plaintext storage of a password vulnerability [CWE-256] in FortiSIEM 6.7 all versions, 6.6 all versions, 6.5 all versions, 6.4 all versions, 6.3 all versions, 6.2 all versions, 6.1 all versions, 5.4 all versions, 5.3 all versions may allow an attacker able to access user DB content to impersonate any admin user on the device GUI.

A use of a broken or risky cryptographic algorithm [CWE-327] in Fortinet FortiSIEM before 6.7.1 allows a remote unauthenticated attacker to perform brute force attacks on GUI endpoints via taking advantage of outdated hashing methods.

An Improper Restriction of Excessive Authentication Attempts [CWE-307] in FortiSIEM below 7.0.0 may allow a non-privileged user with access to several endpoints to brute force attack these endpoints.