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CVE-2021-3720

Quick assessment

Affected
Lenovo Legion Phone Pro (L79031)
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 Legion Phone Pro和Legion Phone2 Pro都是中国Lenovo公司的一款游戏手机。 Legion Phone Pro（L79031）和Legion Phone2 Pro（L70081）上的时间天气系统小部件存在安全漏洞，攻击者可利用该漏洞通过其他应用程序访问设备GPS数据。

CVSS 5.5 · Medium EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-3720

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An information disclosure vulnerability was reported in the Time Weather system widget on Legion Phone Pro (L79031) and Legion Phone2 Pro (L70081) that could allow other applications to access device GPS data.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Legion Phone Pro（L79031）和Legion Phone2 Pro（L70081）上时间天气系统小部件 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo Legion Phone Pro和Legion Phone2 Pro都是中国Lenovo公司的一款游戏手机。 Legion Phone Pro（L79031）和Legion Phone2 Pro（L70081）上的时间天气系统小部件存在安全漏洞，攻击者可利用该漏洞通过其他应用程序访问设备GPS数据。
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 Legion Phone Pro (L79031) unspecified ~ 12.5.231 -
Lenovo Legion Phone2 Pro (L70081) unspecified ~ 12.5.632 -

II. Public POCs for CVE-2021-3720

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III. Intelligence Information for CVE-2021-3720

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Other References for CVE-2021-3720 (1)

Same Patch Batch · Lenovo · 2021-11-12 · 7 CVEs total

CVE-2021-3843 6.7 MEDIUM Lenovo ThinkPad 输入验证错误漏洞
CVE-2021-3719 6.7 MEDIUM ThinkCentre和ThinkStation输入验证错误漏洞
CVE-2021-3599 6.7 MEDIUM Lenovo ThinkPad 输入验证错误漏洞
CVE-2021-3519 6.4 MEDIUM ThinkStation 授权问题漏洞
CVE-2021-3786 4.4 MEDIUM Lenovo ThinkPad 输入验证错误漏洞
CVE-2021-3718 4.3 MEDIUM Lenovo ThinkPad 安全漏洞

IV. Related Vulnerabilities

Same vendor: Lenovo
Same weakness: CWE-276

V. Comments for CVE-2021-3720

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