How severe is CVE-2022-24611?

CVE-2022-24611 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-24611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24611?

CVE-2022-24611 primarily affects Silabs Zm5202 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24611?

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

When was CVE-2022-24611 published?

CVE-2022-24611 was published on 2022-05-17 and last updated on 2026-07-05.

CVE-2022-24611

CVE-2022-24611 is a medium-severity vulnerability in Silabs Zm5202 Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.1
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Silabs Zm5202 Firmware
Published: 2022-05-17
Last modified: 2026-07-05

Description

Denial of Service (DoS) in the Z-Wave S0 NonceGet protocol specification in Silicon Labs Z-Wave 500 series allows local attackers to block S0/S2 protected Z-Wave network via crafted S0 NonceGet Z-Wave packages, utilizing included but absent NodeIDs.

Frequently asked questions

What is CVE-2022-24611?: Denial of Service (DoS) in the Z-Wave S0 NonceGet protocol specification in Silicon Labs Z-Wave 500 series allows local attackers to block S0/S2 protected Z-Wave network via crafted S0 NonceGet Z-Wave packages, utilizing included but absent NodeIDs.
How severe is CVE-2022-24611?: CVE-2022-24611 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-24611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24611?: CVE-2022-24611 primarily affects Silabs Zm5202 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-24611 published?: CVE-2022-24611 was published on 2022-05-17 and last updated on 2026-07-05.

References

Affected products (5)

cpe:2.3:o:silabs:zm5202_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silabs:zm5101_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silabs:sd3503_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silabs:sd3502_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silabs:zm5304_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Silabs Zm5202 Firmware

CVE-2013-20003 — High (CVSS 8.3): Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network…
CVE-2018-25029 — High (CVSS 8.1): The Z-Wave specification requires that S2 security can be downgraded to S0 or other less secure protocols, allowing an…

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