CVE-2022-30937
14.06.2022, 10:15
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.Enginsight
| Vendor | Product | Version |
|---|---|---|
| siemens | en100_ethernet_module_dnp3_firmware | - |
| siemens | en100_ethernet_module_iec_104_firmware | - |
| siemens | en100_ethernet_module_iec_61850_firmware | 𝑥 < 4.37 |
| siemens | en100_ethernet_module_modbus_tcp_firmware | - |
| siemens | en100_ethernet_module_profinet_io_firmware | - |
𝑥
= Vulnerable software versions
Common Weakness Enumeration
- CWE-119 - Improper Restriction of Operations within the Bounds of a Memory BufferThe software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
- CWE-787 - Out-of-bounds WriteThe software writes data past the end, or before the beginning, of the intended buffer.