{"id":"CVE-2021-45773","details":"A NULL pointer dereference in CS104_IPAddress_setFromString at src/iec60870/cs104/cs104_slave.c of lib60870 commit 0d5e76e can lead to a segmentation fault or application crash.","modified":"2026-03-14T11:18:07.547319Z","published":"2022-01-14T20:15:15.103Z","references":[{"type":"FIX","url":"https://github.com/mz-automation/lib60870/issues/100"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mz-automation/lib60870","events":[{"introduced":"0"},{"fixed":"0d5e76e87877901b7f193d8057b2e994a0649bd6"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"2.3.1"}]}}],"versions":["v0.9.4","v2.0.0","v2.0.1","v2.1.0","v2.1.1","v2.2.0","v2.2.1","v2.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45773.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"}]}