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CVE-2023-5909

Improper Validation of Certificate with Host Mismatch in PTC KEPServerEx

Published: Nov 30, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-297
7.5HIGH
NVD MITRE
EPSS Score
0.4%
Top 62.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

KEPServerEX does not properly validate certificates from clients which may allow unauthenticated users to connect.

No summary for this CVE yet.

CVSS Vector Breakdown

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

Weaknesses

CWE-297CWE-295

Affected Products

PTC
commercial·USaka thingworx industrial connectivity, thingworx kepware server, kepware kepserverex
keepserverexOn-premNetwork Device
ICS / OT / IoT / industrial-network
OPC-AggregatorOn-prem
ICS / OT / IoT / industrial-network
ThingWorx Industrial ConnectivityOn-premWeb App
ICS / OT / IoT / industrial-network
ThingWorx Kepware Edge
ICS / OT / IoT / plc-scada-hmi
ThingWorx Kepware ServerOn-premWeb App
ICS / OT / IoT / industrial-network
ThingWorkx Kepware ServerOn-premWeb App
ICS / OT / IoT / industrial-network
ThingWorkx Kepware EdgeEmbedded
ICS / OT / IoT / industrial-network
Kepware KEPServerEXOn-premWeb App
ICS / OT / IoT / industrial-network
ge
commercial·USaka ge intelligent platforms
industrial gateway server
ICS / OT / IoT
rockwellautomation
commercial·USaka rockwell automation
kepserver enterprise
ICS / OT / IoT
softwaretoolbox
top server
General Electric Company
commercial·USaka proficy historian, inet, digital industrial gateway server
Digital Industrial Gateway ServerOn-prem
ICS / OT / IoT / industrial-network
Rockwell Automation Inc.
commercial·USaka thinmanager, guardlogix 5580, rockwell automation arena
KEPServer Enterprise
ICS / OT / IoT
and 8 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2023-5909?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-334-03
cisa.gov
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2023/icsa-23-334-03.json
raw.githubusercontent.com
https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
cisa.gov
and 9 more references View all →

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