How severe is CVE-2024-50921?

CVE-2024-50921 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-2024-50921 being actively exploited?

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

What products are affected by CVE-2024-50921?

CVE-2024-50921 affects Silabs Z-wave Software Development Kit. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-50921?

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

Does CVE-2024-50921 have an EU (EUVD) identifier?

Yes. CVE-2024-50921 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45206.

When was CVE-2024-50921 published?

CVE-2024-50921 was published on 2024-12-10 and last updated on 2026-06-17.

CVE-2024-50921

CVE-2024-50921 is a medium-severity vulnerability in Silabs Z-wave Software Development Kit 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. The underlying weakness is classified as CWE-281.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-45206
Weakness: CWE-281
Affected product: Silabs Z-wave Software Development Kit
Published: 2024-12-10
Last modified: 2026-06-17

Description

Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause a Denial of Service (DoS) via repeatedly sending crafted packets to the controller.

Frequently asked questions

What is CVE-2024-50921?: Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause a Denial of Service (DoS) via repeatedly sending crafted packets to the controller.
How severe is CVE-2024-50921?: CVE-2024-50921 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-2024-50921 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-50921?: CVE-2024-50921 affects Silabs Z-wave Software Development Kit. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-50921?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-50921 have an EU (EUVD) identifier?: Yes. CVE-2024-50921 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45206.
When was CVE-2024-50921 published?: CVE-2024-50921 was published on 2024-12-10 and last updated on 2026-06-17.

References

https://github.com/CNK2100/2024-CVE/blob/main/README.md

Affected products (1)

cpe:2.3:o:silabs:z-wave_software_development_kit:*:*:*:*:*:*:*:*

More vulnerabilities in Silabs Z-wave Software Development Kit

CVE-2024-50930 — High (CVSS 8.8): An issue in Silicon Labs Z-Wave Series 500 v6.84.0 allows attackers to execute arbitrary code.
CVE-2024-50920 — High (CVSS 8.8): Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to create a fake node…
CVE-2024-50928 — Medium (CVSS 6.5): Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to change the wakeup…
CVE-2024-50924 — Medium (CVSS 6.5): Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause disrupt…
CVE-2024-50929 — Medium (CVSS 6.2): Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to arbitrarily change…
CVE-2023-5310 — Medium (CVSS 5.7): A denial of service vulnerability exists in all Silicon Labs Z-Wave controller and endpoint devices running Z-Wave SDK…

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