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CVE-2023-25494

Quick assessment

Affected
Lenovo Desktop BIOS, Smart Edge BIOS, ThinkStation BIOS
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.

Lenovo ThinkStation（联想台式工作站）是中国联想（Lenovo）公司的台式工作站。 Lenovo Desktop、Smart Edge、ThinkStation的BIOS存在安全漏洞，该漏洞源于允许具有提升权限的本地攻击者写入 NVRAM 变量。

CVSS 6.7 · Medium EPSS 0.18% · P7
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I. Basic Information for CVE-2023-25494

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential vulnerability were reported in the BIOS of some Desktop, Smart Edge, and ThinkStation products that could allow a local attacker with elevated privileges to write to NVRAM variables.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/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
Lenovo ThinkStation 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo ThinkStation（联想台式工作站）是中国联想（Lenovo）公司的台式工作站。 Lenovo Desktop、Smart Edge、ThinkStation的BIOS存在安全漏洞，该漏洞源于允许具有提升权限的本地攻击者写入 NVRAM 变量。
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
Lenovo Desktop BIOS, Smart Edge BIOS, ThinkStation BIOS various -

II. Public POCs for CVE-2023-25494

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III. Intelligence Information for CVE-2023-25494

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Vendor Advisories for CVE-2023-25494 (1)

Same Patch Batch · Lenovo · 2024-04-05 · 9 CVEs total

CVE-2024-27912 7.5 HIGH Lenovo Printer 安全漏洞
CVE-2024-27911 7.5 HIGH Lenovo Printer 安全漏洞
CVE-2023-25493 6.7 MEDIUM Lenovo ThinkStation 安全漏洞
CVE-2023-5912 6.7 MEDIUM Lenovo Notebook 安全漏洞
CVE-2024-23592 6.3 MEDIUM Lenovo Fingerprint Reader 安全漏洞
CVE-2024-27910 5.3 MEDIUM Lenovo Printer 安全漏洞
CVE-2024-27909 4.9 MEDIUM Lenovo Printer 安全漏洞
CVE-2024-27908 4.9 MEDIUM Lenovo printers 安全漏洞

IV. Related Vulnerabilities

Same vendor: Lenovo
Same weakness: CWE-125

V. Comments for CVE-2023-25494

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