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Vulnerability Assessment

Weakness
CWE
CWE-693
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V15 - Secure Coding and Architecture Protection mechanism completeness
Impact

CVSS score of 4.8 (MEDIUM). Attack characteristics: adjacent network attack vector, high complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.05%.
Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAI

A vulnerability exists which could allow an unauthorized user to learn aspects of the communication protocol used to pair system components while the pump is being paired with other system. Rated medium severity (CVSS 4.8). 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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-693. A vulnerability exists which could allow an unauthorized user to learn aspects of the communication protocol used to pair system components while the pump is being paired with other system components. Exploitation requires nearby wireless signal proximity with the patient and the device; advanced technical knowledge is required for exploitation. Please refer to the Medtronic Product Security Bulletin for guidance Affected products include: Medtronic Guardian Link 2 Transmitter Mmt-7730 Firmware, Medtronic Guardian Link 2 Transmitter Mmt-7731 Firmware, Medtronic Guardian Link 2 Transmitter Mmt-7738 Firmware, Medtronic Guardian Link 2 Transmitter Mmt-7775 Firmware, Medtronic Guardian Link 3 Transmitter Mmt-7810 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 4.8 MEDIUM
AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionCVE.org

A vulnerability exists which could allow an unauthorized user to learn aspects of the communication protocol used to pair system components while the pump is being paired with other system components. Exploitation requires nearby wireless signal proximity with the patient and the device; advanced technical knowledge is required for exploitation. Please refer to the Medtronic Product Security Bulletin for guidance

Threat Intelligence Overview

EPSS Score
0.1%
Top 84% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS

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 No
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
Scheduled
Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

24
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +24
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:o:medtronic:guardian_link_2_transmitter_mmt-7730_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:guardian_link_2_transmitter_mmt-7731_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:guardian_link_2_transmitter_mmt-7738_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:guardian_link_2_transmitter_mmt-7775_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:guardian_link_3_transmitter_mmt-7810_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:guardian_link_3_transmitter_mmt-7811_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_620g_mmt-1750_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_630g_mmt-1715_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_630g_mmt-1754_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_630g_mmt-1755_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_640g_mmt-1711_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_640g_mmt-1712_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_640g_mmt-1751_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_640g_mmt-1752_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1740_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1741_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1742_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1760_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1761_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1762_firmware:-:*:*:*:*:*:*:*
+ 8 more

Same weakness CWE-693 – Protection Mechanism Failure

View all
CVE-2013-2465 CRITICAL POC
9.8
CVE-2024-21412 HIGH POC
8.1
CVE-2019-1003030 CRITICAL POC
9.9
CVE-2013-0431 LOW POC
3.7
CVE-2025-40536 HIGH POC
8.1
CVE-2024-38217 MEDIUM POC
5.4
CVE-2026-21513 HIGH
8.8
CVE-2026-21510 HIGH POC
8.8

Same technique Authentication Bypass

View all
CVE-2015-3306 CRITICAL POC
10.0
CVE-2023-22515 CRITICAL POC
9.8
CVE-2012-4681 CRITICAL POC
9.8
CVE-2011-3544 CRITICAL POC
9.8
CVE-2022-40684 CRITICAL POC
9.8
CVE-2025-61882 CRITICAL POC
9.8
CVE-2024-0012 CRITICAL POC
9.3

References

Advisories & patches
ADVISORY https://global.medtronic.com/xg-en/product-security/security-bulletins/minimed-600-series-communication-issue.html REF https://www.cisa.gov/news-events/ics-medical-advisories/icsma-22-263-01 REF https://www.cisa.gov/uscert/ics/advisories/icsma-22-263-01 REF https://www.medtronic.com/en-us/e/product-security/security-bulletins/minimed-600-series-communication-issue.html

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