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Cimplicity CVE-2023-4487

HIGH
Process Control (CWE-114)
2023-09-05 ics-cert@hq.dhs.gov
7.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Process control sanitization
Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

GE CIMPLICITY 2023 is by a process control vulnerability, which could allow a local attacker to insert malicious configuration files in the expected web server execution path to escalate privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-114. GE CIMPLICITY 2023 is by a process control vulnerability, which could allow a local attacker to insert malicious configuration files in the expected web server execution path to escalate privileges and gain full control of the HMI software. Affected products include: Ge Cimplicity.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

GE CIMPLICITY 2023 is by a process control vulnerability, which could allow a local attacker to insert malicious configuration files in the expected web server execution path to escalate privileges and gain full control of the HMI software.

Threat Intelligence Overview

EPSS Score
0.2%
Top 92% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

Affected Products (CPE)NVD

cpe:2.3:a:ge:cimplicity:2023:-:*:*:*:*:*:*
CVE-2023-3463 CRITICAL
9.8 Jul 19

All versions of GE Digital CIMPLICITY that are not adhering to SDG guidance and accepting documents from untrusted sourc

CVE-2022-21798 CRITICAL
9.8 Feb 25

The affected product is vulnerable due to cleartext transmission of credentials seen in the CIMPLICITY network, which ca

CVE-2018-15362 CRITICAL
9.1 Dec 07

XXE in GE Proficy Cimplicity GDS versions 9.0 R2, 9.5, 10.0. Rated critical severity (CVSS 9.1), this vulnerability is r

CVE-2022-3092 HIGH
7.8 Dec 08

GE CIMPICITY versions 2022 and prior is vulnerable to an out-of-bounds write, which could allow an attacker to execute a

CVE-2022-3084 HIGH
7.8 Dec 08

GE CIMPICITY versions 2022 and prior is vulnerable when data from a faulting address controls code flow starting at gmmi

CVE-2022-2952 HIGH
7.8 Dec 07

GE CIMPICITY versions 2022 and prior is vulnerable when data from a faulting address controls code flow starting at gmmi

CVE-2022-2948 HIGH
7.8 Dec 07

GE CIMPICITY versions 2022 and prior is vulnerable to a heap-based buffer overflow, which could allow an attacker to exe

CVE-2022-2002 HIGH
7.8 Dec 07

GE CIMPICITY versions 2022 and prior is vulnerable when data from faulting address controls code flow starting at gmmiOb

CVE-2016-9360 MEDIUM
6.7 Feb 13

An issue was discovered in General Electric (GE) Proficy HMI/SCADA iFIX Version 5.8 SIM 13 and prior versions, Proficy H

CVE-2020-6992 MEDIUM
6.7 Apr 15

A local privilege escalation vulnerability has been identified in the GE Digital CIMPLICITY HMI/SCADA product v10.0 and

CVE-2016-5787 MEDIUM
6.3 Jul 15

General Electric (GE) Digital Proficy HMI/SCADA - CIMPLICITY before 8.2 SIM 27 mishandles service DACLs, which allows lo

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