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HIGH · 7.5

CVE-2022-30937

A vulnerability has been identified in EN100 Ethernet module DNP3 IP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions...

Vulnerability Description

A vulnerability has been identified in EN100 Ethernet module DNP3 IP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions < V4.37), EN100 Ethernet module Modbus TCP variant (All versions), EN100 Ethernet module PROFINET IO variant (All versions). Affected applications contains a memory corruption vulnerability while parsing specially crafted HTTP packets to /txtrace endpoint. This could allow an attacker to crash the affected application leading to a denial of service condition.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
SiemensEn100 Ethernet Module Dnp3 Firmware-
SiemensEn100 Ethernet Module Iec 104 Firmware-
SiemensEn100 Ethernet Module Iec 61850 Firmware< 4.37
SiemensEn100 Ethernet Module Modbus Tcp Firmware-
SiemensEn100 Ethernet Module Profinet Io Firmware-
SiemensEn100 Ethernet Module-

Related Weaknesses (CWE)

CWE-119CWE-787

References

FAQ

What is CVE-2022-30937?

CVE-2022-30937 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability has been identified in EN100 Ethernet module DNP3 IP variant (All versions), EN100 Ethernet module IEC 104 variant (All versions), EN100 Ethernet module IEC 61850 variant (All versions...

How severe is CVE-2022-30937?

CVE-2022-30937 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-30937?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens En100 Ethernet Module Dnp3 Firmware, Siemens En100 Ethernet Module Iec 104 Firmware, Siemens En100 Ethernet Module Iec 61850 Firmware, Siemens En100 Ethernet Module Modbus Tcp Firmware, Siemens En100 Ethernet Module Profinet Io Firmware.