CVE-2021-3922
Quick assessment
Affected
Lenovo IMController
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 Vantage是中国联想（Lenovo）公司的一款计算机管理应用程序。该程序支持驱动程序更新、设备状态诊断和计算机配置等功能。 Lenovo Vantage 组件存在安全漏洞，该漏洞可能允许本地攻击者连接 IMController 子进程的命名管道并与之交互。
Possible ATT&CK Techniques 1 AI
T1059.004 · Unix Shell
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I. Basic Information for CVE-2021-3922
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A race condition vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3 that could allow a local attacker to connect and interact with the IMController child process' named pipe.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
Lenovo Vantage 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo Vantage是中国联想（Lenovo）公司的一款计算机管理应用程序。该程序支持驱动程序更新、设备状态诊断和计算机配置等功能。 Lenovo Vantage 组件存在安全漏洞，该漏洞可能允许本地攻击者连接 IMController 子进程的命名管道并与之交互。
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 | IMController | unspecified ~ 1.1.20.3 | - |
|
II. Public POCs for CVE-2021-3922
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-3922 (1)
-
https://support.lenovo.com/us/en/product_security/LEN-75210 x_refsource_MISC
Same Patch Batch · Lenovo · 2022-05-18 · 9 CVEs total
| CVE-2021-42850 | 8.8 HIGH | Lenovo Personal Cloud Storage 信任管理问题漏洞 |
| CVE-2021-42852 | 8.0 HIGH | Lenovo Personal Cloud Storage 操作系统命令注入漏洞 |
| CVE-2021-3969 | 7.8 HIGH | Lenovo Vantage 安全漏洞 |
| CVE-2021-42849 | 6.8 MEDIUM | Lenovo Personal Cloud Storage 授权问题漏洞 |
| CVE-2021-42851 | 6.3 MEDIUM | Lenovo Personal Cloud Storage 安全漏洞 |
| CVE-2022-1110 | 5.5 MEDIUM | Lenovo Smart Standby Driver 安全漏洞 |
| CVE-2021-42848 | 4.3 MEDIUM | Lenovo Personal Cloud Storage 安全漏洞 |
| CVE-2021-3956 | 4.3 MEDIUM | Lenovo XClarity Controller 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-3922
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