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.
Tracking
Sign in to view the affected projects.
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-54344 | 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. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 21 May 2025 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
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 |
Status: PUBLISHED
Assigner: Silabs
Published:
Updated: 2025-05-21T14:29:37.355Z
Reserved: 2023-08-23T04:17:01.960Z
Link: CVE-2023-4489
Updated: 2024-08-02T07:31:05.899Z
Status : Modified
Published: 2023-12-14T23:15:07.400
Modified: 2024-11-21T08:35:16.427
Link: CVE-2023-4489
No data.
OpenCVE Enrichment
No data.
EUVD