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CVE-2021-31891

A vulnerability has been identified in Desigo CC (All versions with OIS Extension Module), GMA-Manager (All versions with OIS running on Debian 9 or earlier), Operation Scheduler (All versions with...

Published: Sep 14, 2021Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-78
10.0CRITICAL
NVD MITRE
EPSS Score
3.8%
Top 10.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

The Siveillance Open Interface Services (OIS) application used for integration of different subsystems to several Siemens building management systems contains a command injection vulnerability that could allow a remote unauthenticated attacker to execute code on the affected system with root privileges. Siemens has released patches and updates for Siveillance OIS to apply to the products that incorporate the OIS service, and recommends to update to the latest versions.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-78

Affected Products

Siemens
commercial·DEaka siemens ag
Desigo CC
ICS / OT / IoT
Siveillance Control Pro
ICS / OT / IoT
GMA-Manager
ICS / OT / IoT
Operation Scheduler
ICS / OT / IoT
Siveillance Control
ICS / OT / IoT
and 5 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-535380.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/txt/ssa-535380.txt
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-535380.pdf
cert-portal.siemens.com
and 10 more references View all →

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