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CVE-2022-34305— XSS in examples web application

Quick assessment

Affected
Apache Software Foundation Apache Tomcat
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat 存在跨站脚本漏洞，该漏洞源于示例 Web 应用程序中表单身份验证示例对于用户提供的数据未进行过滤。

AI Predicted 5.4 Difficulty: Trivial EPSS 6.71% · P94

Public Exploits 1

Nuclei · 1 CVE-2022-34305.yaml [template]

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2022-34305

Vulnerability Information
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Vulnerability Title
XSS in examples web application
Source: CVE Program / CVE List V5
Vulnerability Description
In Apache Tomcat 10.1.0-M1 to 10.1.0-M16, 10.0.0-M1 to 10.0.22, 9.0.30 to 9.0.64 and 8.5.50 to 8.5.81 the Form authentication example in the examples web application displayed user provided data without filtering, exposing a XSS vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Tomcat 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Tomcat是美国阿帕奇（Apache）基金会的一款轻量级Web应用服务器。该程序实现了对Servlet和JavaServer Page（JSP）的支持。 Apache Tomcat 存在跨站脚本漏洞，该漏洞源于示例 Web 应用程序中表单身份验证示例对于用户提供的数据未进行过滤。
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 Software Foundation Apache Tomcat Apache Tomcat 8.5 8.5.50 to 8.5.81 -

II. Public POCs for CVE-2022-34305

# POC Description Source Link Shenlong Link
1 Apache Tomcat 10.1.0-M1 to 10.1.0-M16, 10.0.0-M1 to 10.0.22, 9.0.30 to 9.0.64 and 8.5.50 to 8.5.81 default login credentials were successful. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/default-logins/apache/tomcat-examples-login.yaml POC Details
2 Apache Tomcat 8.5.50 to 8.5.81, 9.0.30 to 9.0.64, 10.0.0-M1 to 10.0.22, and 10.1.0-M1 to 10.1.0-M16 contain a reflected cross-site scripting caused by displaying unfiltered user data in the Form authentication example, letting attackers execute scripts in victim browsers, exploit requires attacker to craft malicious input. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-34305.yaml POC Details
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III. Intelligence Information for CVE-2022-34305

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Vendor Advisories for CVE-2022-34305 (2)

Mailing List Discussions for CVE-2022-34305 (2)

IV. Related Vulnerabilities

Same product: Apache Tomcat
Same vendor: Apache Software Foundation
Same weakness: CWE-79

V. Comments for CVE-2022-34305

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