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CVE-2019-12421

Quick assessment

Affected
n/a Apache NiFi
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.

Apache NiFi是美国阿帕奇（Apache）软件基金会的一套数据处理和分发系统。该系统主要用于数据路由、转换和系统中介逻辑。 Apache NiFi 1.0.0版本至1.9.2版本中存在安全漏洞，该漏洞源于在用户注销后，NiFi只使客户端的身份验证令牌失效而未使服务器端的令牌失效。攻击者可利用该漏洞向NiFi发送API请求。

AI Predicted 6.5 Difficulty: Easy EPSS 1.85% · P79

Possible ATT&CK Techniques 1 AI

T1550 · Use Alternate Authentication Material
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I. Basic Information for CVE-2019-12421

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
When using an authentication mechanism other than PKI, when the user clicks Log Out in NiFi versions 1.0.0 to 1.9.2, NiFi invalidates the authentication token on the client side but not on the server side. This permits the user's client-side token to be used for up to 12 hours after logging out to make API requests to NiFi.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apache NiFi 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache NiFi是美国阿帕奇（Apache）软件基金会的一套数据处理和分发系统。该系统主要用于数据路由、转换和系统中介逻辑。 Apache NiFi 1.0.0版本至1.9.2版本中存在安全漏洞，该漏洞源于在用户注销后，NiFi只使客户端的身份验证令牌失效而未使服务器端的令牌失效。攻击者可利用该漏洞向NiFi发送API请求。
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
- Apache NiFi Apache NiFi 1.0.0 to 1.10.0 -

II. Public POCs for CVE-2019-12421

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III. Intelligence Information for CVE-2019-12421

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Mailing List Discussions for CVE-2019-12421 (1)

Other References for CVE-2019-12421 (1)

Same Patch Batch · n/a · 2019-11-19 · 12 CVEs total

CVE-2019-10083 Apache NiFi 信息泄露漏洞
CVE-2019-10080 Apache NiFi 代码问题漏洞
CVE-2019-10768 AngularJS 输入验证错误漏洞
CVE-2019-10766 Pixie SQL注入漏洞
CVE-2019-18934 Unbound IPSec模块输入验证错误漏洞
CVE-2016-1000236 Node-cookie-signature 竞争条件问题漏洞
CVE-2014-5439 SniffIt 缓冲区错误漏洞
CVE-2016-1000006 Facebook HHVM 资源管理错误漏洞
CVE-2019-16861 Code42 Software Code42 server 代码问题漏洞
CVE-2019-16860 Code42 Software Code42 app 代码问题漏洞
CVE-2019-19126 GNU C Library 信息泄露漏洞

IV. Related Vulnerabilities

Same product: Apache NiFi
Same vendor: n/a

V. Comments for CVE-2019-12421

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