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CVE-2023-30755

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.5.20), SIMATIC CP 1243-1 D...

Published: Sep 10, 2024Updated: Sep 10, 2024 Sources: CVE List NVD csafCWE-476
NVD MITRE
4.4CVSSMEDIUM
EPSS Score
0.4%
Top 65.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Multiple NULL pointer dereference vulnerabilities in the affected products could allow an attacker with network access to the webserver, to perform a denial of service attack. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.

CVSS Vector Breakdown

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

Weaknesses

CWE-476

Affected Products

SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC CP 1243-1 (incl. SIPLUS variants)Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants)Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC CP 1243-1 IEC (incl. SIPLUS variants)Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC CP 1243-7 LTESiemens
On-prem
Enterprise Software / collaboration-groupware
siemenscommercialDEEnterprise Softwareaka siemens ag
and 7 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-423808.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-423808.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-256-09.json
raw.githubusercontent.com
and 7 more references View all →

Timeline

Published
Sep 10, 2024
Last Updated
Sep 10, 2024

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