Search/CVE-2021-31344
● CVE — Medium

CVE-2021-31344

VendorsiemensProductapogee modular building controller firmware, apogee modular equiment controller firmware, capital vstar, nucleus net, nucleus source code, nucleus readystart v3, nucleus readystart v4, apogee pxc compact firmware, apogee pxc modular firmware, talon tc compact firmware, talon tc modular firmwareDiscoveredNov 9, 2021UpdatedNov 21, 2024

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)

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CVSS v3.1
5.3 MEDIUM
EPSS
1.46%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 3, 2026
▲ 0.05pp
1.41% → 1.46% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityLOW
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Connections
12 relationships
Timeline
disclosure → media coverage
Nov 9, 2021
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024