CVE-2021-42852
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I. Basic Information for CVE-2021-42852
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A command injection vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow an authenticated user to execute operating system commands by sending a crafted packet to the device.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Lenovo Personal Cloud Storage 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo Personal Cloud Storage是中国联想（Lenovo）公司的一个云存储平台。 Lenovo Personal Cloud Storage存在操作系统命令注入漏洞。攻击者利用该漏洞通过向设备发送特制的数据包来执行操作系统命令。
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 | Personal Cloud Storage A1 | unspecified ~ 5.3.6.a1 | - | |
| Lenovo | Personal Cloud Storage T1 | unspecified ~ 5.3.6.t1 | - | |
| Lenovo | Personal Cloud Storage X1 | unspecified ~ 5.3.8.x1 | - | |
| Lenovo | Personal Cloud Storage T2 | unspecified ~ 5.3.8.t2 | - | |
| Lenovo | Personal Cloud Storage T2Pro | unspecified ~ 5.3.7.t2-pro | - |
II. Public POCs for CVE-2021-42852
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://iknow.lenovo.com.cn/detail/dc_200017.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-42852
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-2021-3969 | 7.8 HIGH | Lenovo Vantage 安全漏洞 |
| CVE-2021-3922 | 7.8 HIGH | Lenovo Vantage 竞争条件问题漏洞 |
| 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
Same weakness: CWE-78
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Tenda AC6 httpd getLogFile get_log_file os command injection - CVE-2026-8264
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