CVE-2021-33670
SAP NetWeaver AS for Java (Http Service Monitoring Filter), versions – 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker to send multiple HTTP requests with different method types thereby crashing the filter and making the HTTP server unavailable to other legitimate users leading to denial of service vulnerability.
Source: CVE-2021-33670