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CVE-2021-40360

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All version...

Published: Feb 9, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-200
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.7%
Top 52.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Multiple vulnerabilities were found in SIMATIC WinCC that ultimately could allow attackers to retrieve and brute force password hashes and access other systems. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-200CWE-522

Affected Products

SIMATIC PCS 7Siemens AG
On-prem
Enterprise Software
SIMATIC WinCCSiemens AG
On-premDesktop App
ICS / OT / IoT / industrial-network
SIMATIC PCS 7 V8.2Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC PCS 7 V9.0Siemens
On-prem
Enterprise Software / collaboration-groupware
SIMATIC PCS 7 V9.1Siemens
On-prem
Enterprise Software / collaboration-groupware
siemens agcommercialDEEnterprise Softwareaka siemens
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

MITRE ATT&CK

3 techniques
Collection
Credential Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-914168.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/txt/ssa-914168.txt
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-914168.pdf
cert-portal.siemens.com
and 8 more references View all →

Timeline

Published
Feb 9, 2022
Last Updated
Nov 21, 2024

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