CVE-2022-4020— Acer Aspire BIOS vulnerability
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I. Basic Information for CVE-2022-4020
Vulnerability Information
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Vulnerability Title
Acer Aspire BIOS vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Vulnerability in the HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
缺省权限不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
Acer Extensa Series 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Acer Extensa Series是中国宏碁（Acer）公司的一系列笔记本电脑。 Acer Extensa Series 存在安全漏洞，该漏洞源于其HQSwSmiDxe DXE驱动程序允许具有更高权限的攻击者通过修改NVRAM变量来修改UEFI安全引导设置。
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 |
|---|---|---|---|---|
| Acer | Aspire A315-22 | 1.04 ~ 1.11 | - | |
| Acer | Aspire A115-21 | 1.04 ~ 1.11 | - | |
| Acer | Aspire A315-22G | 1.04 ~ 1.11 | - | |
| Acer | Extensa EX215-21 | 1.04 ~ 1.11 | - | |
| Acer | Extensa EX215-21G | 1.04 ~ 1.11 | - |
II. Public POCs for CVE-2022-4020
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|---|
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IV. Related Vulnerabilities
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V. Comments for CVE-2022-4020
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