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Kantech Entrapass EUVDEUVD-2026-109979

| CVE-2026-71455 MEDIUM
Cleartext Storage of Sensitive Information in Memory (CWE-316)
2026-10-26 jci GHSA-9hxx-3hjf-wggm
5.3
CVSS 4.0 · Vendor: jci
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain high-privilege local access to Entrapass host
  2. Exploit
    Interact with running application (UI:A)
  3. Execution
    Read cleartext sensitive data from process memory
  4. Impact
    Exfiltrate embedded sensitive data

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V14 - Data Protection Memory data protection
Exploitation Conditions

Exploitation requires local access to the system running Kantech Entrapass (AV:L), high-level privileges on that host (PR:H), and active user interaction (UI:A), plus a present attack requirement (AT:P) whose specific trigger is not described in the available sources. The sensitive data is exposed because Entrapass stores it in cleartext in memory (CWE-316), so an actor meeting those preconditions can read embedded sensitive data from the application's memory. Limiting factors: this is not remotely or network-exploitable and not exploitable by an unauthenticated or low-privileged user - it depends on an already-privileged local actor and user interaction, confining realistic risk to insiders or post-compromise situations on versions before 9.20. The only complete fix stated by the vendor is upgrading to Entrapass 9.20 or later.

Impact

This is a moderate, low-urgency issue rather than a top-tier priority. The vendor-supplied CVSS 4.0 vector (AV:L/AC:L/AT:P/PR:H/UI:A) describes a locally-exploitable flaw that requires high privileges (PR:H), active user interaction (UI:A), and a present attack requirement (AT:P) - a demanding precondition set that sharply limits real-world exploitability. There is no CISA KEV listing and no EPSS score in the supplied data, so there is no signal of active or probable widespread exploitation; status is no public exploit identified at time of analysis. The vuln.today decision label is 'this_month,' which is consistent with a patch-on-normal-cadence posture rather than an emergency. The base score of 5.3 is driven by the high confidentiality/integrity impact ratings (VC:H/VI:H) in the vector, but these are gated behind local high-privilege access and user interaction, so the effective real-world risk is lower than the impact metrics alone suggest. Note a conflict worth flagging: the weakness is CWE-316 (cleartext storage of sensitive information) and the description frames the outcome purely as 'Retrieve Embedded Sensitive Data' (a confidentiality/disclosure outcome), yet the vendor vector asserts VI:H (high integrity impact) - the mechanism for an integrity impact is not described in the available sources and should be verified with the vendor advisory.

Exploit ScenarioDerived

An attacker who already has high-privilege local access to a host running Kantech Entrapass (for example a malicious or compromised operator account) inspects the application's process memory and recovers sensitive data that is stored there in cleartext. Because the vector requires local access (AV:L), high privileges (PR:H), and active user interaction (UI:A), this is a post-compromise or insider-style scenario rather than remote exploitation. No public exploit or PoC is identified in the supplied data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 26, 2026

Kantech Entrapass before 9.20 stores embedded sensitive information in cleartext in memory, so an actor with local access, high-level host privileges, and the required user interaction can retrieve that data. The issue is rated CVSS 5.3 and assessed as a moderate, low-urgency information-disclosure risk rather than a remote compromise path, because exploitation depends on pre-existing privileged local access and realistic exposure is confined to insiders or post-compromise situations. Vendor patching is available (upgrade to 9.20 or later); no public exploit identified at time of analysis.

RemediationAI

Upgrade Kantech Entrapass to version 9.20 or later; the vendor states this update is the only complete fix, and a vendor patch is available. The vendor advisory is at https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories. The available sources do not describe any alternative workaround or compensating control, so until the upgrade is applied, exposure remains limited to actors who already have local access and high-level privileges on the host and can meet the user-interaction requirement.

Affected VersionsENISA

Kantech Entrapass 0 <9.20

Affected Packages

euvd kantech_entrapass fix: 9.20

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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

Technical ContextAI · show details

The root cause is CWE-316, Cleartext Storage of Sensitive Information in Memory: Kantech Entrapass keeps embedded sensitive data unencrypted in process memory rather than protecting it, so an actor able to inspect that memory can retrieve it. The supplied CVSS 4.0 vector (AV:L/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N) describes local attack access, low attack complexity, a present attack requirement whose specific trigger is not described in the available sources, high privileges required, and active user interaction; confidentiality impact is high, availability impact is low, and scope is unchanged. The independent assessment, using CVSS 3.1 AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N, reaches the same practical conclusion and treats the flaw as a local, privileged, interaction-dependent confidentiality disclosure rather than a remote compromise vector. The CPE entry cpe:2.3:a:johnson_controls:kantech_entrapass identifies the affected product family.

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Severity by source

Vendor (jci) PRIMARY 5.3 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
vuln.today AI 4.2 MEDIUM

Local, high-privilege access with required user interaction yields a confidentiality-only disclosure (CWE-316); no evidence supports integrity or availability impact, so I:N/A:N.

3.1 AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
4.0 AV:L/AC:L/AT:P/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (jci).

CVSS VectorVendor: jci

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
High
User Interaction
Active
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
Low
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

1
Patch available
Oct 26, 2026 - 17:02 EUVD

DescriptionCVE.org

Cleartext storage of sensitive information in memory vulnerability in Johnson Controls Kantech Entrapass allows Retrieve Embedded Sensitive Data.

This issue affects Kantech Entrapass: before 9.20.

Threat Intelligence Overview

EPSS Score
0.1%
Top 100% exploitable
Prevalence
Low
industry-specific physical access-control management software, not broad enterprise IT
Data Quality
3 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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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

26
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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