{"id":"CVE-2018-19185","details":"An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in mms/asn1/ber_encoder.c. This is exploitable even after CVE-2018-18834 has been patched, with a different dataSetValue sequence than the CVE-2018-18834 attack vector.","modified":"2026-03-14T09:28:41.358440Z","published":"2018-11-12T05:29:00.230Z","references":[{"type":"EVIDENCE","url":"https://github.com/fouzhe/security/tree/master/libiec61850#another-heap-buffer-overflow-in-function-berencoder_encodeoctetstring"},{"type":"EVIDENCE","url":"https://github.com/mz-automation/libiec61850/issues/87"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mz-automation/libiec61850","events":[{"introduced":"0"},{"last_affected":"6ba363bd4a4803dfb194733a9729ad421d6b49f0"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"1.3"}]}}],"versions":["v1.0.0","v1.0.1","v1.1","v1.2.0","v1.2.1","v1.2.2","v1.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19185.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}