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CVE-2019-6172

Quick assessment

Affected
Lenovo ThinkPad
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 510-15IKL和Lenovo ThinkCentre都是中国联想（Lenovo）公司的一款台式电脑。 多款Lenovo ThinkPad产品中的SMI调用函数存在输入验证错误漏洞。攻击者可利用该漏洞执行任意代码。以下产品及版本受到影响：Lenovo 510 15IKL；IdeaCentre 300-20ISH；IdeaCentre 510-15ICB；IdeaCentre 700；IdeaCentre 720 18-ICB等。

CVSS 6.4 · Medium EPSS 0.33% · P26
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I. Basic Information for CVE-2019-6172

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter without sufficient checking in some Lenovo ThinkPad models may allow arbitrary code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
多款Lenovo产品输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo 510-15IKL和Lenovo ThinkCentre都是中国联想（Lenovo）公司的一款台式电脑。 多款Lenovo ThinkPad产品中的SMI调用函数存在输入验证错误漏洞。攻击者可利用该漏洞执行任意代码。以下产品及版本受到影响：Lenovo 510 15IKL；IdeaCentre 300-20ISH；IdeaCentre 510-15ICB；IdeaCentre 700；IdeaCentre 720 18-ICB等。
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 ThinkPad Various ~ Various -

II. Public POCs for CVE-2019-6172

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III. Intelligence Information for CVE-2019-6172

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Vendor Advisories for CVE-2019-6172 (1)

Same Patch Batch · Lenovo · 2019-11-12 · 3 CVEs total

CVE-2019-6170 6.4 MEDIUM 多款Lenovo产品输入验证错误漏洞
CVE-2019-6188 ThinkPad T460p and T470p BIOS Tamper Mechanism

IV. Related Vulnerabilities

Same product: ThinkPad
Same vendor: Lenovo

V. Comments for CVE-2019-6172

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