CVE-2023-51394

Potential DoS for EFR32xxx parts in high traffic environments due to null buffer dereference / crash

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Published Feb 23, 2024 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed

Description

High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

silabs.com

Ember ZNet SDK

unaffected

Version	Status	Constraints
`0`	affected	< 7.4.0

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-56115	High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.515% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://community.silabs.com/068Vm000001NL4u

History

Feb 12, 2025 7:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Silabs Silabs emberznet
CPEs		cpe:2.3:a:silabs:emberznet::::::::
Vendors & Products		Silabs Silabs emberznet

Subscriptions

Silabs Emberznet

Weaknesses

CWE-476

Sources

CVE record Updated: Aug 16, 2024, 7:31 PM

Status: PUBLISHED
Assigner: Silabs
Published: Feb 23, 2024, 7:13 PM
Updated: Aug 16, 2024, 7:31 PM
Reserved: Dec 18, 2023, 8:56 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 10:32 PM

Updated: Aug 2, 2024, 10:32 PM

NVD Updated: Jun 17, 2026, 6:40 AM

Status: Analyzed
Published: Feb 23, 2024, 8:15 PM
Modified: Jun 17, 2026, 6:40 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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