{"vulnerability": "CVE-2023-4489", "sightings": [{"uuid": "8c61b981-4c54-43f2-a240-ada07d1b2da8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-4489", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/17121", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2023-4489\n\ud83d\udd25 CVSS Score: 6.4 (cvssV3_1, Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)\n\ud83d\udd39 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.\n\ud83d\udccf Published: 2023-12-14T23:00:29.693Z\n\ud83d\udccf Modified: 2025-05-21T14:29:37.355Z\n\ud83d\udd17 References:\n1. https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000buWj0QAE?operationContext=S1\n2. https://github.com/SiliconLabs/gecko_sdk", "creation_timestamp": "2025-05-21T14:43:22.000000Z"}, {"uuid": "084c382f-3cb2-47a6-bbfc-43097f8421d0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-4489", "type": "seen", "source": "https://t.me/ctinow/166444", "content": "https://ift.tt/o0yXqtr\nCVE-2023-4489 | Silicon Labs Z-IP Gateway SDK up to 7.18.3 uninitialized resource", "creation_timestamp": "2024-01-11T10:56:59.000000Z"}]}