CVEvulnerability

CVE-2021-31344

6.9 MEDIUM Published 2021-11-09 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-11-09
Last modified
2026-06-17
Assigner
[email protected]
CVSS 4.0 ([email protected])
6.9 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
Weaknesses
CWE-843

Description

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), PLUSCONTROL 1st Gen (All versions), SIMOTICS CONNECT 400 (All versions < V0.5.0.0), SIMOTICS CONNECT 400 (All versions < V1.0.0.0). ICMP echo packets with fake IP options allow sending ICMP echo reply messages to arbitrary hosts on the network. (FSMD-2021-0004)

Affected configurations

• siemens capital vstar • siemens nucleus net • siemens nucleus readystart v3 (< 2017.02.1) • siemens nucleus readystart v4 (< 4.1.1) • siemens nucleus source code • siemens apogee modular building controller firmware • siemens apogee modular equiment controller firmware • siemens apogee pxc compact firmware • siemens apogee pxc modular firmware • siemens talon tc compact firmware • siemens talon tc modular firmware

Related

Weakness · CWE (1)

  • CWE-843 Access of Resource Using Incompatible Type weakness

References