Ember ZNet Vulnerable to Denial of Service Attack
CVE-2023-6874

7.5HIGH

Key Information:

Vendor

Silabs.com

Status
Gsdk
Vendor
CVE Published:
5 February 2024

What is CVE-2023-6874?

The Ember ZNet software stack by Silicon Labs is susceptible to a denial of service (DoS) attack due to the manipulation of the NWK (Network) sequence number. This vulnerability can be exploited by generating malicious traffic that interferes with normal network operations, leading to service disruptions. Effective countermeasures and timely updates post v7.4.0 are crucial to mitigating risk associated with this vulnerability.

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Deploy the Patch

Affected Version(s)

GSDK 0.0

References

https://github.com/SiliconLabs/gecko_sdk
https://community.silabs.com/069Vm000000WXaOIAW

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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