CVE-2020-8252
Quick assessment
Affected
NodeJS Node
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.
Node.js是一个开源、跨平台的 JavaScript 运行时环境。 Node.js 存在缓冲区错误漏洞，该漏洞源于fs.realpath.native，攻击者可利用该漏洞运行代码。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-8252
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Node.js 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Node.js是一个开源、跨平台的 JavaScript 运行时环境。 Node.js 存在缓冲区错误漏洞，该漏洞源于fs.realpath.native，攻击者可利用该漏洞运行代码。
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
II. Public POCs for CVE-2020-8252
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2020-8252 (3)
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https://security.netapp.com/advisory/ntap-20201009-0004/ x_refsource_CONFIRM
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Mailing List Discussions for CVE-2020-8252 (3)
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http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00023.html vendor-advisory x_refsource_SUSE
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http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00011.html vendor-advisory x_refsource_SUSE
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/ vendor-advisory x_refsource_FEDORA
Other References for CVE-2020-8252 (1)
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https://hackerone.com/reports/965914 x_refsource_MISC
Same Patch Batch · NodeJS · 2020-09-18 · 3 CVEs total
| CVE-2020-8201 | Node.js 环境问题漏洞 | |
| CVE-2020-8251 | Node.js 资源管理错误漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-120
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V. Comments for CVE-2020-8252
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