CVE-2018-10634 [Medium] | Information Disclosure in Minimed Paradigm Revel Mm…

Communications between Medtronic MiniMed MMT pumps and wireless accessories are transmitted in cleartext. A sufficiently skilled attacker could capture these transmissions and extract sensitive information, such as device serial numbers.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.05%	0.47%	+0.42%
2	2025-03-30	0.05%	0.05%	+0.00%
3	2025-03-29	—	0.05%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.05%

0.47%

+0.42%

2025-03-30

0.05%

+0.00%

2025-03-29

—

0.05%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
4.8	3.1	MEDIUM	`CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N` Click to expand Attack vector (AV:A) Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:N) Service keeps running; no real outage angle.	1.2	3.6	[email protected]
5.3	3.0	MEDIUM	`CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N` Click to expand Attack vector (AV:A) Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:N) Data isn’t meaningfully altered or forged. Availability (A:N) Service keeps running; no real outage angle.	1.6	3.6	[email protected]
2.9	2.0	LOW	`AV:A/AC:M/Au:N/C:P/I:N/A:N` Click to expand Access vector (AV:A) Requires access to an adjacent network segment. Access complexity (AC:M) Exploitation needs some favorable conditions, but not exceptional ones. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:N) No integrity impact. Availability impact (A:N) No availability impact.	5.5	2.9	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

4.8

3.1

MEDIUM

CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N Click to expand

Attack vector (AV:A): Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:N): Service keeps running; no real outage angle.

1.2

3.6

[email protected]

5.3

3.0

MEDIUM

CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand

Attack vector (AV:A): Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:N): Data isn’t meaningfully altered or forged.
Availability (A:N): Service keeps running; no real outage angle.

1.6

3.6

[email protected]

2.9

2.0

LOW

AV:A/AC:M/Au:N/C:P/I:N/A:N Click to expand

Access vector (AV:A): Requires access to an adjacent network segment.
Access complexity (AC:M): Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:N): No integrity impact.
Availability impact (A:N): No availability impact.

5.5

2.9

[email protected]

Affected software / configurations for CVE-2018-10634

Vendor	Product	Version	Raw CPE
medtronic	minimed_paradigm_revel_mmt-523k_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_revel_mmt-523k_firmware:-:::::::*
medtronic	minimed_paradigm_revel_mmt-723k_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_revel_mmt-723k_firmware:-:::::::*
medtronic	minimed_paradigm_revel_mmt-723_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_revel_mmt-723_firmware:-:::::::*
medtronic	minimed_530g_mmt-551_firmware	—	cpe:2.3:o:medtronic:minimed_530g_mmt-551_firmware:-:::::::*
medtronic	minimed_paradigm_real-time_mmt-522_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_real-time_mmt-522_firmware:-:::::::*
medtronic	minimed_paradigm_real-time_mmt-722_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_real-time_mmt-722_firmware:-:::::::*
medtronic	minimed_530g_mmt-751_firmware	—	cpe:2.3:o:medtronic:minimed_530g_mmt-751_firmware:-:::::::*
medtronic	minimed_paradigm_revel_mmt-523_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_revel_mmt-523_firmware:-:::::::*
medtronic	minimed_paradigm_508_insulin_pump_firmware	—	cpe:2.3:o:medtronic:minimed_paradigm_508_insulin_pump_firmware:-:::::::*

References for CVE-2018-10634

URL	Tags
http://www.securityfocus.com/bid/105044	Third Party Advisory VDB Entry
https://global.medtronic.com/xg-en/product-security/security-bulletins/minimed.html
https://ics-cert.us-cert.gov/advisories/ICSMA-18-219-02	Third Party Advisory US Government Resource

URL

CVE-2018-10634 | Medtronic MiniMed MMT-500/MMT-503 Remote Controllers Cleartext Transmission of Sensitive Information

Exploit prediction scoring system (EPSS) score for CVE-2018-10634

Common vulnerability scoring system (CVSS) metrics for CVE-2018-10634

Weakness enumeration for CVE-2018-10634

Affected software / configurations for CVE-2018-10634

References for CVE-2018-10634