{"id":"GHSA-j23j-q57m-63v3","aliases":[],"status":"published","title":"Denial of service in DataCommunicator class in Vaadin 8","description":"Missing check in `DataCommunicator` class in `com.vaadin:vaadin-server` versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2021-10-13T18:54:50Z","modified":"2024-12-02T05:39:10Z","fixes":[{"ecosystem":"Maven","package":"com.vaadin:vaadin-server","fixed_in":["8.14.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.vaadin:vaadin-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.14.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.vaadin:vaadin-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.14.1"}]}],"versions":["8.0.0","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.0.6","8.0.7","8.1.0","8.1.1","8.1.2","8.1.3","8.1.4","8.1.5","8.1.6","8.1.7","8.1.8","8.10.0","8.10.1","8.10.2","8.10.3","8.10.4","8.10.5","8.11.0","8.11.1","8.11.2","8.11.3","8.12.0","8.12.1","8.12.2","8.12.3","8.12.4","8.13.0","8.13.1","8.13.2","8.13.3","8.14.0","8.2.0","8.2.1","8.3.0","8.3.1","8.3.2","8.3.3","8.4.0","8.4.1","8.4.2","8.4.3","8.4.4","8.4.5","8.5.0","8.5.1","8.5.2","8.6.0","8.6.1","8.6.2","8.6.3","8.6.4","8.7.0","8.7.0.beta1","8.7.1","8.7.2","8.8.0","8.8.1","8.8.2","8.8.3","8.8.4","8.8.5","8.8.6","8.9.0","8.9.1","8.9.2","8.9.3","8.9.4"]}],"references":[{"url":"https://github.com/vaadin/framework/security/advisories/GHSA-j23j-q57m-63v3","tags":["web"]},{"url":"https://github.com/vaadin/framework/pull/12415","tags":["web"]},{"url":"https://vaadin.com/security/cve-2021-33609","tags":["web"]},{"url":"https://github.com/advisories/GHSA-j23j-q57m-63v3"}],"sources":{"ghsa":[{"id":"GHSA-j23j-q57m-63v3","title":"Denial of service in DataCommunicator class in Vaadin 8","description":"Missing check in `DataCommunicator` class in `com.vaadin:vaadin-server` versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.","status":"published","published":"2021-10-13T18:54:50Z","modified":"2023-01-09T05:05:22Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:36:11.367194Z"}],"osv":[{"id":"GHSA-j23j-q57m-63v3","title":"Denial of service in DataCommunicator class in Vaadin 8","description":"Missing check in `DataCommunicator` class in `com.vaadin:vaadin-server` versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.","status":"published","published":"2021-10-13T18:54:50Z","modified":"2024-12-02T05:39:10.973684Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}