How severe is CVE-2023-51392?

CVE-2023-51392 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-51392 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-2023-51392?

CVE-2023-51392 affects Silabs Emberznet. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51392?

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

Does CVE-2023-51392 have an EU (EUVD) identifier?

Yes. CVE-2023-51392 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56113.

When was CVE-2023-51392 published?

CVE-2023-51392 was published on 2024-02-23 and last updated on 2026-06-17.

CVE-2023-51392

CVE-2023-51392 is a medium-severity vulnerability in Silabs Emberznet with a CVSS 3.x base score of 6.2. 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-327.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56113
Weakness: CWE-327
Affected product: Silabs Emberznet
Published: 2024-02-23
Last modified: 2026-06-17

Description

Ember ZNet between v7.2.0 and v7.4.0 used software AES-CCM instead of integrated hardware cryptographic accelerators, potentially increasing risk of electromagnetic and differential power analysis sidechannel attacks.

Frequently asked questions

What is CVE-2023-51392?: Ember ZNet between v7.2.0 and v7.4.0 used software AES-CCM instead of integrated hardware cryptographic accelerators, potentially increasing risk of electromagnetic and differential power analysis sidechannel attacks.
How severe is CVE-2023-51392?: CVE-2023-51392 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-51392 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-2023-51392?: CVE-2023-51392 affects Silabs Emberznet. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51392?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-51392 have an EU (EUVD) identifier?: Yes. CVE-2023-51392 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56113.
When was CVE-2023-51392 published?: CVE-2023-51392 was published on 2024-02-23 and last updated on 2026-06-17.

References

https://community.silabs.com/068Vm000001BKm6

Affected products (1)

cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:*

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