Silicon Labs Z-IP Gateway SDK up to 7.18.3 uninitialized resource

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Silicon Labs Z-IP Gateway SDK up to 7.18.3. This issue affects some unknown processing. This manipulation causes uninitialized resource. This vulnerability is handled as CVE-2023-4489. It is feasible to perform the attack on the physical device. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Silicon Labs Z-IP Gateway SDK up to 7.18.3. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a uninitialized resource vulnerability. The CWE definition for the vulnerability is CWE-908. The product uses or accesses a resource that has not been initialized. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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 weakness was released 12/15/2023. It is possible to read the advisory at siliconlabs.lightning.force.com. This vulnerability is known as CVE-2023-4489 since 08/23/2023. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.4
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 6.4
CNA Vector (Silicon Labs): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uninitialized resource
CWE: CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2023 🔍
12/15/2023 +114 days 🔍
12/15/2023 +0 days 🔍
09/27/2024 +287 days 🔍

Sourcesinfo

Advisory: siliconlabs.lightning.force.com
Status: Confirmed

CVE: CVE-2023-4489 (🔍)
GCVE (CVE): GCVE-0-2023-4489
GCVE (VulDB): GCVE-100-248131

Entryinfo

Created: 12/15/2023 07:03
Updated: 09/27/2024 19:54
Changes: 12/15/2023 07:03 (46), 01/11/2024 10:40 (11), 09/27/2024 19:54 (15)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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