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.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:mz-automation:libiec61850:1.3:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.3"
},
{
"last_affected": "1.3"
}
],
"source": "CPE_STRING"
}
]
}