The redirect module in Liferay Portal before 7.3.3 does not limit the number of URLs resulting in a 404 error that is recorded, which allows remote attackers to perform a denial of service attack by making repeated requests for pages that do not exist.
{
    "github_reviewed_at": "2021-05-05T19:14:04Z",
    "github_reviewed": true,
    "nvd_published_at": "2020-09-01T14:15:00Z",
    "severity": "HIGH",
    "cwe_ids": [
        "CWE-601"
    ]
}