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             AUSCERT External Security Bulletin Redistribution

                               ESB-2022.3084
      CVE-2022-34305 Apache Tomcat - XSS in examples web application
                               24 June 2022

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Apache Tomcat
Publisher:         Apache
Operating System:  UNIX variants (UNIX, Linux, OSX)
                   Windows
Resolution:        Mitigation
CVE Names:         CVE-2022-34305  

Original Bulletin: 
   https://tomcat.apache.org/security-10.html
   https://tomcat.apache.org/security-9.html
   https://tomcat.apache.org/security-8.html

Comment: CVSS (Max):  5.4 CVE-2022-34305 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

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CVE-2022-34305 Apache Tomcat - XSS in examples web application

Severity: Low

Vendor: The Apache Software Foundation

Versions Affected:
Apache Tomcat 10.1.0-M1 to 10.1.0-M16
Apache Tomcat 10.0.0-M1 to 10.0.22
Apache Tomcat 9.0.30 to 9.0.64
Apache Tomcat 8.5.50 to 8.5.81

Description:
The Form authentication example in the examples web application 
displayed user provided data without filtering, exposing a XSS 
vulnerability.

Mitigation:
Users of the affected versions should apply one of the following
mitigations:
- - Remove the examples web application as documented in the Tomcat
   security guide
- - Upgrade to Apache Tomcat 10.1.0-M17 or later once released
- - Upgrade to Apache Tomcat 10.0.23 or later once released
- - Upgrade to Apache Tomcat 9.0.65 or later once released
- - Upgrade to Apache Tomcat 8.5.82 or later once released

History:
2022-06-23 Original advisory

References:
[1] https://tomcat.apache.org/security-10.html
[2] https://tomcat.apache.org/security-9.html
[3] https://tomcat.apache.org/security-8.html

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