{"id":"CVE-2023-33657","details":"A use-after-free vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_mqtt_msg_get_publish_property() in the file mqtt_msg.c. This vulnerability is caused by improper data tracing, and an attacker could exploit it to cause a denial of service attack.","modified":"2026-03-14T12:07:14.575730Z","published":"2023-06-08T13:15:09.530Z","references":[{"type":"REPORT","url":"https://github.com/emqx/nanomq/issues/1165#issue-1668648319"},{"type":"FIX","url":"https://github.com/emqx/nanomq/pull/1187"},{"type":"PACKAGE","url":"https://github.com/emqx/nanomq"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/emqx/nanomq","events":[{"introduced":"0"},{"last_affected":"c53e056b6957db8ccbfda154fd77a3fb85296bb7"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"0.17.2"}]}}],"versions":["0.0.1","0.0.2","0.0.3","0.1.0","0.10.1","0.10.5","0.10.8","0.11.0","0.11.2","0.11.3","0.11.5","0.11.8","0.11.82","0.12.0","0.12.1","0.12.2","0.12.5","0.13.0","0.13.6","0.13.8","0.14.0","0.14.1","0.14.5","0.14.8","0.15.0","0.15.1","0.15.2","0.15.3","0.15.5","0.16.0","0.16.2","0.16.3","0.16.5","0.17.2","0.2.0","0.2.1","0.2.2","0.2.5","0.3.0","0.3.2","0.3.3","0.3.4","0.3.5","0.3.8","0.4.0","0.4.1","0.4.2","0.4.3","0.4.5","0.4.8","0.5.0","0.5.2","0.5.5","0.5.8","0.5.9","0.6.0","0.6.2","0.6.3","0.6.4","0.6.7rc","0.6.8","0.7.0","0.7.2","0.7.3","0.7.4","0.7.4rc","0.7.5","0.7.5rc","0.7.8","0.7.9","0.8.0","0.8.3","0.8.5","0.8.6log","0.9.0","0.9.2","0.9.5","0.9.7"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-33657.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}