Search/CVE-2023-51440
● CVE — High

CVE-2023-51440

VendorsiemensProductsimatic cp 343-1 firmware, simatic cp 343-1 lean firmware, siplus net cp 343-1 firmware, siplus net cp 343-1 lean firmwareDiscoveredFeb 13, 2024UpdatedDec 16, 2024

A vulnerability has been identified in SIMATIC CP 343-1 (6GK7343-1EX30-0XE0) (All versions), SIMATIC CP 343-1 Lean (6GK7343-1CX10-0XE0) (All versions), SIPLUS NET CP 343-1 (6AG1343-1EX30-7XE0) (All versions), SIPLUS NET CP 343-1 Lean (6AG1343-1CX10-2XE0) (All versions). Affected products incorrectly validate TCP sequence numbers. This could allow an unauthenticated remote attacker to create a denial of service condition by injecting spoofed TCP RST packets.

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CVSS v3.1
7.5 HIGH
EPSS
0.60%
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
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Connections
5 relationships
Timeline
disclosure → media coverage
Feb 13, 2024
Disclosure — published as a CVE record. · last revised by NVD Dec 16, 2024