CVE-2018-4839

Summary

A vulnerability has been identified in DIGSI 4 (All versions < V4.92), EN100 Ethernet module DNP3 variant (All versions < V1.05.00), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.30), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions), Other SIPROTEC 4 relays (All versions), Other SIPROTEC Compact relays (All versions), SIPROTEC 4 7SD80 (All versions < V4.70), SIPROTEC 4 7SJ61 (All versions < V4.96), SIPROTEC 4 7SJ62 (All versions < V4.96), SIPROTEC 4 7SJ64 (All versions < V4.96), SIPROTEC 4 7SJ66 (All versions < V4.30), SIPROTEC Compact 7SJ80 (All versions < V4.77), SIPROTEC Compact 7SK80 (All versions < V4.77). An attacker with local access to the engineering system or in a privileged network position and able to obtain certain network traffic could possibly reconstruct access authorization passwords.

Affected Software

VendorProductVersion RangeStatus
SiemensDIGSI 4All versions < V4.92affected
SiemensEN100 Ethernet module DNP3 variantAll versions < V1.05.00affected
SiemensEN100 Ethernet module IEC 104 variantAll versionsaffected
SiemensEN100 Ethernet module IEC 61850 variantAll versions < V4.30affected
SiemensEN100 Ethernet module Modbus TCP variantAll versionsaffected
SiemensEN100 Ethernet module PROFINET IO variantAll versionsaffected
SiemensOther SIPROTEC 4 relaysAll versionsaffected
SiemensOther SIPROTEC Compact relaysAll versionsaffected
SiemensSIPROTEC 4 7SD80All versions < V4.70affected
SiemensSIPROTEC 4 7SJ61All versions < V4.96affected
SiemensSIPROTEC 4 7SJ62All versions < V4.96affected
SiemensSIPROTEC 4 7SJ64All versions < V4.96affected
SiemensSIPROTEC 4 7SJ66All versions < V4.30affected
SiemensSIPROTEC Compact 7SJ80All versions < V4.77affected
SiemensSIPROTEC Compact 7SK80All versions < V4.77affected

Weaknesses

  • CWE-326: CWE-326: Inadequate Encryption Strength

ADP Enrichment

CVE Program Container

Additional References

References