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CVE-2022-38691

Quick assessment

Affected
Unisoc (Shanghai) Technologies Co., Ltd. SC9863A//T310/T610/T618/
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

UNISOC Chipsets是中国紫光展锐（UNISOC）公司的芯片组。 UNISOC Chipsets存在安全漏洞，该漏洞源于缺少证书类型0的验证，可能导致本地权限提升。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.34% · P27
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I. Basic Information for CVE-2022-38691

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In BootROM, there is a possible missing validation for Certificate Type 0. This could lead to local escalation of privilege with no additional execution privileges needed.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
UNISOC Chipsets 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UNISOC Chipsets是中国紫光展锐（UNISOC）公司的芯片组。 UNISOC Chipsets存在安全漏洞，该漏洞源于缺少证书类型0的验证，可能导致本地权限提升。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unisoc (Shanghai) Technologies Co., Ltd. SC9863A//T310/T610/T618/ / -

II. Public POCs for CVE-2022-38691

# POC Description Source Link Shenlong Link
1 Let's control Secure Boot Chain ourselves. https://github.com/TomKing062/CVE-2022-38691_38692 POC Details
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No public POC found.

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III. Intelligence Information for CVE-2022-38691

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Security Blog Posts for CVE-2022-38691 (1)

Same Patch Batch · Unisoc (Shanghai) Technologies Co., Ltd. · 2025-09-01 · 6 CVEs total

CVE-2022-38696 UNISOC Chipsets 安全漏洞
CVE-2022-38695 UNISOC Chipsets 安全漏洞
CVE-2022-38694 UNISOC Chipsets 安全漏洞
CVE-2022-38693 UNISOC Chipsets 安全漏洞
CVE-2022-38692 UNISOC Chipsets 安全漏洞

IV. Related Vulnerabilities

Same product: SC9863A//T310/T610/T618/
Same vendor: Unisoc (Shanghai) Technologies Co., Ltd.

V. Comments for CVE-2022-38691

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