CVE-2022-24939

low-risk

Published 2022-11-18

A malformed packet containing an invalid destination address, causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.

Do I need to act?

0.14% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.7/10 Medium

ADJACENT_NETWORK / LOW complexity

Affected Products (2)

Gecko Software Development Kit

Zigbee Emberznet

Affected Vendors

Silabs

References (4)

Third Party Advisory https://github.com/SiliconLabs/gecko_sdk

Permissions Required https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0...

Third Party Advisory https://github.com/SiliconLabs/gecko_sdk

Permissions Required https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0...

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low-risk

Severity 19/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 7/34 · Low