CVE-2023-6533
CVE-2023-6533 is a medium-severity vulnerability in Silabs Z-wave Pc-based Controller 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-248.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- EPSS exploit prediction: 0% (16th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-58764
- Weakness: CWE-248
- Affected product: Silabs Z-wave Pc-based Controller
- Published:
- Last modified:
Description
Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. This vulnerability exists in PC Controller v5.54.0, and earlier.
Frequently asked questions
- What is CVE-2023-6533?
- Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. This vulnerability exists in PC Controller v5.54.0, and earlier.
- How severe is CVE-2023-6533?
- CVE-2023-6533 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-2023-6533 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-6533?
- CVE-2023-6533 affects Silabs Z-wave Pc-based Controller. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-6533?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2023-6533 have an EU (EUVD) identifier?
- Yes. CVE-2023-6533 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58764.
- When was CVE-2023-6533 published?
- CVE-2023-6533 was published on 2024-02-21 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:silabs:z-wave_pc-based_controller:*:*:*:*:*:*:*:*
More vulnerabilities in Silabs Z-wave Pc-based Controller
- CVE-2023-6640 — Medium (CVSS 6.5): Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
All CVEs affecting Silabs Z-wave Pc-based Controller →
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