{"id":54755,"date":"2025-06-24T11:38:50","date_gmt":"2025-06-24T11:38:50","guid":{"rendered":""},"modified":"2025-09-08T17:19:04","modified_gmt":"2025-09-08T23:19:04","slug":"cve-2025-49212-trend-micro-endpoint-encryption-policyserver-pre-authentication-remote-code-execution-vulnerability","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-49212-trend-micro-endpoint-encryption-policyserver-pre-authentication-remote-code-execution-vulnerability\/","title":{"rendered":"<strong>CVE-2025-49212: Trend Micro Endpoint Encryption PolicyServer Pre-Authentication Remote Code Execution Vulnerability<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity world continues to face relentless attacks and threats, with the recent discovery of a substantial vulnerability in the Trend Micro Endpoint Encryption PolicyServer. The vulnerability, designated as CVE-2025-49212, poses a significant threat to organizations and businesses that use the affected installations. This vulnerability is particularly severe as it could lead to pre-authentication <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41661-unauthenticated-remote-command-execution-vulnerability-due-to-csrf-in-main-web-interface\/\"  data-wpil-monitor-id=\"61137\">remote code<\/a> execution, potentially compromising the entire system or leading to data leakage. With a CVSS Severity Score of 9.8, this is not a threat to be taken lightly.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-49212<br \/>\nSeverity: Critical (9.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49415-path-traversal-vulnerability-in-fw-gallery-with-potential-for-system-compromise\/\"  data-wpil-monitor-id=\"62480\">System compromise and potential<\/a> data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2441586778\" 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>Trend Micro Endpoint Encryption PolicyServer | All <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49137-critical-vulnerability-in-hax-cms-php-prior-to-version-11-0-0\/\"  data-wpil-monitor-id=\"62353\">versions prior<\/a> to most recent patch<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47166-critical-deserialization-vulnerability-in-microsoft-office-sharepoint\/\"  data-wpil-monitor-id=\"61093\">vulnerability occurs due to an insecure deserialization<\/a> operation in the PolicyServer. <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31919-deserialization-of-untrusted-data-vulnerability-in-themeton-spare\/\"  data-wpil-monitor-id=\"62352\">Deserialization is the process of converting data<\/a> from a binary format back into its original data format. When this process is not securely handled, it can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50213-special-element-injection-vulnerability-in-apache-airflow-providers-snowflake\/\"  data-wpil-monitor-id=\"64045\">provide an opportunity for an attacker to inject<\/a> malicious code into the serialized data. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-29902-a-high-risk-remote-code-execution-vulnerability\/\"  data-wpil-monitor-id=\"61387\">code can then be executed<\/a> when the data is deserialized. In the case of CVE-2025-49212, an attacker with network access can send a maliciously crafted request to the PolicyServer, which is then deserialized, leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5491-acer-controlcenter-remote-code-execution-vulnerability-potential-system-compromise\/\"  data-wpil-monitor-id=\"61216\">remote code execution<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2920264421\" 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>Below is a conceptual example of how an attacker might exploit this vulnerability.<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/PolicyServer\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;serialized_object&quot;: &quot;rO0ABXNyACJhbm90aGVyLnBhdGguVG9TdHJpbmdWaWFJbnNlY3VyZURlc2VyaWFsaXphdGlvbtLlztQMAAB4cAAAAFZjb2RlR2V0QmFzZTY0QnllcGFzc3dvcmQ=&quot; }<\/code><\/pre>\n<p>In this fictional example, the `serialized_object` value is a Base64 encoded serialized Java object that contains <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8714-critical-postgresql-vulnerability-allowing-malicious-code-injection-by-superusers\/\"  data-wpil-monitor-id=\"80727\">malicious code<\/a>. When the PolicyServer deserializes this object, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-28386-remote-code-execution-vulnerability-in-openc3-cosmos-v6-0-0\/\"  data-wpil-monitor-id=\"61442\">code is executed<\/a>.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>The most effective mitigation strategy for this vulnerability is to apply the patch provided by the vendor, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49155-uncontrolled-search-path-vulnerability-in-trend-micro-apex-one-data-loss-prevention-module\/\"  data-wpil-monitor-id=\"62479\">Trend Micro<\/a>. If the patch cannot be immediately applied, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation by <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45984-critical-command-injection-vulnerability-detected-in-blink-routers\/\"  data-wpil-monitor-id=\"61388\">detecting and blocking attempts to exploit this vulnerability<\/a>. However, these are not long-term solutions and the vendor patch should be applied as soon as possible to fully mitigate this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2022-4976-a-critical-vulnerability-in-archive-unzip-burst-perl-module\/\"  data-wpil-monitor-id=\"61075\">critical vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity world continues to face relentless attacks and threats, with the recent discovery of a substantial vulnerability in the Trend Micro Endpoint Encryption PolicyServer. The vulnerability, designated as CVE-2025-49212, poses a significant threat to organizations and businesses that use the affected installations. This vulnerability is particularly severe as it could lead to pre-authentication [&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":[],"product":[],"attack_vector":[80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-54755","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/54755","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=54755"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/54755\/revisions"}],"predecessor-version":[{"id":73148,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/54755\/revisions\/73148"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=54755"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=54755"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=54755"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=54755"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=54755"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=54755"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=54755"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=54755"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=54755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}