{ "data_type": "CVE", "data_format": "MITRE", "data_version": "4.0", "CVE_data_meta": { "ID": "CVE-2021-22999", "ASSIGNER": "f5sirt@f5.com", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "n/a", "product": { "product_data": [ { "product_name": "BIG-IP", "version": { "version_data": [ { "version_value": "15.0.x before 15.1.0, 14.1.x before 14.1.4" } ] } } ] } } ] } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "DoS" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "name": "https://support.f5.com/csp/article/K02333782", "url": "https://support.f5.com/csp/article/K02333782" } ] }, "description": { "description_data": [ { "lang": "eng", "value": "On versions 15.0.x before 15.1.0 and 14.1.x before 14.1.4, the BIG-IP system provides an option to connect HTTP/2 clients to HTTP/1.x servers. When a client is slow to accept responses and it closes a connection prematurely, the BIG-IP system may indefinitely retain some streams unclosed. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated." } ] } }