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CVE-2023-51440

Published: Feb 13, 2024Updated: Dec 16, 2024 Sources: CVE List NVD BDU csafCWE-940
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.6%
Top 56.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-940NVD-CWE-noinfo

Affected Products

simatic cp 343-1 firmwaresiemensICS / OT / IoT
simatic cp 343-1 lean firmwaresiemensICS / OT / IoT
siplus net cp 343-1 firmwaresiemensICS / OT / IoT
siplus net cp 343-1 lean firmwaresiemensICS / OT / IoT
SIMATIC CP 343-1Siemens AGICS / OT / IoT
siemenscommercialDEEnterprise Softwareaka siemens ag
siemens agcommercialDEEnterprise Softwareaka siemens
and 7 more affected products View all →

Exploitability

Official Patch Available
Workaround Available

References

https://cert-portal.siemens.com/productcert/html/ssa-516818.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-516818.html
cert-portal.siemens.com
https://safe-surf.ru/upload/VULN-new/VULN.2024-02-21.1.pdf
safe-surf.ru
and 13 more references View all →

Timeline

Published
Feb 13, 2024
Last Updated
Dec 16, 2024

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