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CVE-2020-8161

Quick assessment

Affected
n/a https://github.com/rack/rack
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.

RubyGem Rack是一款使用Ruby编程语言开发的Web服务器和Web应用程序之间的模块化接口。 RubyGem Rack 2.2.0之前版本中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。

AI Predicted 5.3 Difficulty: Easy EPSS 3.36% · P89

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2020-8161

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A directory traversal vulnerability exists in rack < 2.2.0 that allows an attacker perform directory traversal vulnerability in the Rack::Directory app that is bundled with Rack which could result in information disclosure.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过目录枚举导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
RubyGem Rack 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
RubyGem Rack是一款使用Ruby编程语言开发的Web服务器和Web应用程序之间的模块化接口。 RubyGem Rack 2.2.0之前版本中存在路径遍历漏洞。该漏洞源于网络系统或产品未能正确地过滤资源或文件路径中的特殊元素。攻击者可利用该漏洞访问受限目录之外的位置。
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
- https://github.com/rack/rack Fixed in 2.1.3, >= 2.2.0 -

II. Public POCs for CVE-2020-8161

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III. Intelligence Information for CVE-2020-8161

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Mailing List Discussions for CVE-2020-8161 (2)

Other References for CVE-2020-8161 (2)

Same Patch Batch · n/a · 2020-07-02 · 19 CVEs total

CVE-2020-13653 Zimbra Collaboration Suite 跨站脚本漏洞
CVE-2020-15503 LibRaw 输入验证错误漏洞
CVE-2020-15502 DuckDuckGo application 信息泄露漏洞
CVE-2020-5911 F5 NGINX Controller 安全漏洞
CVE-2020-5910 F5 NGINX Controller 授权问题漏洞
CVE-2020-5909 F5 NGINX Controller 信任管理问题漏洞
CVE-2020-9497 Apache Guacamole 信息泄露漏洞
CVE-2020-9498 Apache Guacamole 缓冲区错误漏洞
CVE-2020-12119 Ledger Live 安全漏洞
CVE-2020-15469 QEMU 代码问题漏洞
CVE-2020-14092 WordPress CodePeople Payment Form for PayPal Pro SQL注入漏洞
CVE-2019-20894 Containous Traefik 信任管理问题漏洞
CVE-2020-8185 Rails 资源管理错误漏洞
CVE-2020-8163 Ruby on Rails 代码注入漏洞
CVE-2020-8188 Ubiquiti UniFi Protect 命令注入漏洞
CVE-2020-8166 Ruby on Rails 跨站请求伪造漏洞
CVE-2020-8179 Nextcloud Deck 访问控制错误漏洞
CVE-2020-8176 koa-shopify-auth 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: https://github.com/rack/rack
Same vendor: n/a
Same weakness: CWE-548

V. Comments for CVE-2020-8161

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