{"id":48388,"date":"2025-06-03T06:00:29","date_gmt":"2025-06-03T06:00:29","guid":{"rendered":""},"modified":"2025-07-03T11:40:35","modified_gmt":"2025-07-03T17:40:35","slug":"cve-2025-22252-critical-authentication-bypass-vulnerability-in-fortinet-products","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-22252-critical-authentication-bypass-vulnerability-in-fortinet-products\/","title":{"rendered":"<strong>CVE-2025-22252: Critical Authentication Bypass Vulnerability in Fortinet Products<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The Common Vulnerabilities and Exposures (CVE) identifier CVE-2025-22252 refers to a critical security vulnerability present in particular versions of Fortinet&#8217;s FortiProxy, FortiSwitchManager, and FortiOS. The vulnerability, which involves a missing authentication for a critical function, can potentially lead to system compromise and data leakage. Such a flaw could allow an attacker with knowledge of an existing admin account to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-41196-critical-authentication-bypass-vulnerability-in-ocuco-innovation-s-reportserver-exe\/\"  data-wpil-monitor-id=\"54154\">bypass authentication<\/a> and gain unauthorized access to the device as a valid administrator. This blog post aims to provide a <a href=\"https:\/\/www.ameeba.com\/blog\/the-st-joseph-hospital-cybersecurity-incident-a-comprehensive-analysis-and-lessons-learned\/\"  data-wpil-monitor-id=\"54647\">comprehensive analysis<\/a> of this vulnerability, its potential impacts, and the steps necessary to mitigate the threat.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-22252<br \/>\nSeverity: Critical (9.8 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-39350-unauthorized-access-vulnerability-in-rocket-apps-wproject\/\"  data-wpil-monitor-id=\"55647\">Unauthorized access<\/a>, potential system compromise, and data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2250737772\" class=\"ameeb-content-2 ameeb-entity-placement\"><div style=\"border-left: 4px solid #555; padding-left: 20px; margin: 48px 0; font-family: Roboto, sans-serif; color: #ffffff; line-height: 1.6; max-width: 700px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 20px; font-weight: 600; display: flex; align-items: center;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 8px;\">\r\n      <img decoding=\"async\" src=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/10\/Best-App-icon-Ameeba.png\" alt=\"Ameeba Chat Icon\" style=\"width: 40px; height: 40px;\" \/>\r\n    <\/a>\r\n    A new way to communicate\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 12px;\">\r\n    Ameeba Chat is built on encrypted identity, not personal profiles.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 16px;\">\r\n    Message, call, share files, and coordinate with identities kept separate.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 20px;\">\r\n    <li>\u2022 Encrypted identity<\/li>\r\n    <li>\u2022 Ameeba Chat authenticates access<\/li>\r\n    <li>\u2022 Aliases and categories<\/li>\r\n    <li>\u2022 End-to-end encrypted chat, calls, and files<\/li>\r\n    <li>\u2022 Secure notes for sensitive information<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px;\">\r\n    Private communication, rethought.\r\n  <\/p>\r\n\r\n  <div style=\"display: flex; flex-wrap: wrap; gap: 12px;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\/download\" style=\"background-color: #ffffff; color: #000000; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Download Ameeba Chat<\/a>\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 6px; font-weight: 500;\">Learn More<\/a>\r\n  <\/div>\r\n<\/div>\r\n<\/div>\n<p>Product | Affected Versions<\/p>\n<p>Fortinet FortiProxy | 7.6.0 to 7.6.1<br \/>\nFortinet FortiSwitchManager | 7.2.5<br \/>\nFortinet FortiOS | 7.4.4 to 7.4.6, 7.6.0<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47461-authentication-bypass-vulnerability-in-mediaticus-subaccounts-for-woocommerce\/\"  data-wpil-monitor-id=\"54961\">vulnerability stems from a flaw in the authentication<\/a> mechanism of the affected products. This flaw allows an attacker who has knowledge of an existing admin account to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-41198-authentication-bypass-vulnerability-in-ocuco-innovation-s-reports-exe\/\"  data-wpil-monitor-id=\"54155\">bypass the authentication<\/a> process and gain access to the device as a legitimate administrator. The attacker can then execute any command with administrative privileges, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-39495-high-critical-vulnerability-in-boldthemes-avantage-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"54187\">potentially leading to a full system<\/a> compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1791635378\" class=\"ameeb-content ameeb-entity-placement\"><div class=\"poptin-embedded\" data-id=\"f6b387694f681\"><\/div>\r\n\r\n\r\n\r\n\r\n\r\n<\/div>\n<p>The following is a conceptual example of how an attacker might <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45997-exploiting-file-upload-vulnerability-in-web-based-pharmacy-product-management-system\/\"  data-wpil-monitor-id=\"57186\">exploit this vulnerability<\/a>. This might involve sending a specially crafted <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5739-critical-buffer-overflow-vulnerability-in-totolink-x15-http-post-request-handler\/\"  data-wpil-monitor-id=\"59816\">HTTP request<\/a> to the target device:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/admin\/login HTTP\/1.1\nHost: targetdevice.example.com\nAuthorization: Bypass\n{ &quot;username&quot;: &quot;existing_admin_username&quot; }<\/code><\/pre>\n<p>In this example, the attacker uses a known admin username and the &#8216;<a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22236-minion-event-bus-authorization-bypass-vulnerability-posing-serious-security-threats\/\"  data-wpil-monitor-id=\"63320\">Bypass&#8217; authorization<\/a> method to trick the system into granting them administrative access.<br \/>\nPlease note, the above <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5491-acer-controlcenter-remote-code-execution-vulnerability-potential-system-compromise\/\"  data-wpil-monitor-id=\"61257\">code is purely conceptual and serves to illustrate the potential<\/a> attack vector. It does not represent a real exploit.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>Users of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48481-critical-vulnerability-in-freescout-prior-to-version-1-8-180\/\"  data-wpil-monitor-id=\"57185\">vulnerable versions<\/a> of Fortinet FortiProxy, FortiSwitchManager, and FortiOS are advised to apply the vendor patch as soon as possible. As a temporary mitigation, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5485-a-critical-vulnerability-pertaining-to-user-name-enumeration-in-web-management-interfaces\/\"  data-wpil-monitor-id=\"61532\">users can also deploy a web<\/a> application firewall (WAF) or intrusion detection system (IDS) to help detect and block attempts to exploit this vulnerability. However, these are not long-term solutions and do not replace the need for patching.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The Common Vulnerabilities and Exposures (CVE) identifier CVE-2025-22252 refers to a critical security vulnerability present in particular versions of Fortinet&#8217;s FortiProxy, FortiSwitchManager, and FortiOS. The vulnerability, which involves a missing authentication for a critical function, can potentially lead to system compromise and data leakage. Such a flaw could allow an attacker with knowledge of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[105],"product":[],"attack_vector":[75],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-48388","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-fortinet","attack_vector-authentication-bypass"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/48388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/comments?post=48388"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/48388\/revisions"}],"predecessor-version":[{"id":56893,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/48388\/revisions\/56893"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=48388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=48388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=48388"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=48388"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=48388"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=48388"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=48388"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=48388"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=48388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}