How severe is CVE-2022-32537?

CVE-2022-32537 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-32537 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-32537?

CVE-2022-32537 primarily affects Medtronic Guardian Link 2 Transmitter Mmt-7730 Firmware. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-32537?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-32537 published?

CVE-2022-32537 was published on 2022-12-12 and last updated on 2026-06-17.

CVE-2022-32537

CVE-2022-32537 is a medium-severity vulnerability in Medtronic Guardian Link 2 Transmitter Mmt-7730 Firmware with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-693.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-693
Affected product: Medtronic Guardian Link 2 Transmitter Mmt-7730 Firmware
Published: 2022-12-12
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2022-32537?: 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
How severe is CVE-2022-32537?: CVE-2022-32537 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-32537 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-32537?: CVE-2022-32537 primarily affects Medtronic Guardian Link 2 Transmitter Mmt-7730 Firmware. In total, 28 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-32537?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-32537 published?: CVE-2022-32537 was published on 2022-12-12 and last updated on 2026-06-17.

References

Affected products (28)

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:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1780_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1781_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:minimed_670g_mmt-1782_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:mmt-1151_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:mmt-1152_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:mmt-1351_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:mmt-1352_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:medtronic:mmt-7306_firmware:-:*:*:*:*:*:*:*

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