The first S0 encryption key is generated with an uninitialized PRNG in Z/IP Gateway products running Silicon Labs Z/IP Gateway SDK v7.18.3 and earlier. This makes the first S0 key generated at startup predictable, potentially allowing network key prediction and unauthorized S0 network access.
History

Fri, 27 Sep 2024 16:45:00 +0000

Type Values Removed Values Added
Description The first S0 encryption key is generated with an uninitialized PRNG in Z/IP Gateway products running Silicon Labs Z/IP Gateway SDK v7.18.3 and earlier. This makes the first S0 key generated at startup predictable, potentially allowing network key prediction and unauthorized S0 network access. The first S0 encryption key is generated with an uninitialized PRNG in Z/IP Gateway products running Silicon Labs Z/IP Gateway SDK v7.18.3 and earlier. This makes the first S0 key generated at startup predictable, potentially allowing network key prediction and unauthorized S0 network access.
Weaknesses CWE-1279

cve-icon MITRE

Status: PUBLISHED

Assigner: Silabs

Published: 2023-12-14T23:00:29.693Z

Updated: 2024-09-27T16:22:41.599Z

Reserved: 2023-08-23T04:17:01.960Z

Link: CVE-2023-4489

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-12-14T23:15:07.400

Modified: 2024-11-21T08:35:16.427

Link: CVE-2023-4489

cve-icon Redhat

No data.