CVE-2023-4280— Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region
Quick assessment
Affected
silabs.com GSDK
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Silicon Labs TrustZone是美国芯科科技（Silicon Labs）公司的一项安全软件技术。 Gecko SDK v4.3.x 及之前早版本存在安全漏洞，该漏洞源于允许未经验证的输入，攻击者利用该漏洞可以从不受信任的区域访问受信任的内存。
Possible ATT&CK Techniques 1 AI
T1055 · Process Injection
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I. Basic Information for CVE-2023-4280
Vulnerability Information
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Vulnerability Title
Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region
Source: CVE Program / CVE List V5
Vulnerability Description
An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs TrustZone 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs TrustZone是美国芯科科技（Silicon Labs）公司的一项安全软件技术。 Gecko SDK v4.3.x 及之前早版本存在安全漏洞，该漏洞源于允许未经验证的输入，攻击者利用该漏洞可以从不受信任的区域访问受信任的内存。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| silabs.com | GSDK | 1.0 ~ 4.3.x | - |
|
II. Public POCs for CVE-2023-4280
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-4280 (2)
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V. Comments for CVE-2023-4280
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