CVSS 3.1 Score 6.4 of 10 (medium)


Published Dec 14, 2023
Updated: Dec 28, 2023
CWE ID 908


CVE-2023-4489 is a vulnerability that affects Z/IP Gateway products running Silicon Labs Z/IP Gateway SDK v7.18.3 and earlier. The vulnerability arises from the generation of the first S0 encryption key with an uninitialized PRNG, making it predictable at startup. This predictability can potentially lead to network key prediction and unauthorized S0 network access. The vulnerability has a risk score of 65 and a base severity of MEDIUM, with high impacts on integrity and confidentiality. No user privileges or interaction are required for exploitation, and the attack vector is physical. The affected products are identified as 'vd8uoo' and 'tzob5x'. A fix or remediation for this vulnerability has not been mentioned in the provided information.


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