CVE-2023-4489
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.2 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
26.0%
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.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| silabs:z\/ip_gateway_sdk | silabs z/ip gateway sdk | le | 7.18.03 |
CNA Affected
[
{
"defaultStatus": "affected",
"product": "Z/IP Gateway SDK",
"vendor": "silabs.com",
"versions": [
{
"lessThanOrEqual": "7.18.3",
"status": "affected",
"version": "0",
"versionType": "LessThan"
}
]
}
]Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.2 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
26.0%