{"id":63949,"date":"2025-08-10T07:39:31","date_gmt":"2025-08-10T07:39:31","guid":{"rendered":""},"modified":"2025-09-07T11:56:46","modified_gmt":"2025-09-07T17:56:46","slug":"cve-2025-43574-use-after-free-vulnerability-in-adobe-acrobat-reader","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-43574-use-after-free-vulnerability-in-adobe-acrobat-reader\/","title":{"rendered":"<strong>CVE-2025-43574: Use After Free Vulnerability in Adobe Acrobat Reader<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The Common Vulnerabilities and Exposures (CVE) system has reported a significant vulnerability in Adobe Acrobat Reader, identified as CVE-2025-43574. This vulnerability affects several versions of the Adobe Acrobat Reader, a widely used software for viewing, creating, manipulating, and managing files in Portable Document Format (PDF). This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8028-critical-vulnerability-in-firefox-and-thunderbird-due-to-incorrect-computation-of-branch-address\/\"  data-wpil-monitor-id=\"73835\">vulnerability is of particular concern due<\/a> to the vast user base of Adobe Acrobat Reader, which spans across individual users, small businesses, and large corporations, making it a potential target for cybercriminals.<br \/>\nThe vulnerability in question is a Use After Free <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47168-use-after-free-vulnerability-in-microsoft-office-word-allowing-unauthorized-code-execution\/\"  data-wpil-monitor-id=\"73162\">Vulnerability that could result in arbitrary code<\/a> execution. This means that an attacker could manipulate the software to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50754-stored-cross-site-scripting-xss-vulnerability-leading-to-remote-code-execution-in-unisite-cms-5-0\/\"  data-wpil-monitor-id=\"74693\">execute malicious code<\/a> in the context of the current user. Exploiting this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-44955-critical-vulnerability-in-ruckus-network-director-allows-jail-users-to-gain-root-access\/\"  data-wpil-monitor-id=\"76070\">vulnerability requires user<\/a> interaction, specifically, the user must open a malicious file. The implications of such a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53546-high-severity-vulnerability-in-folo-s-github-workflow\/\"  data-wpil-monitor-id=\"73444\">vulnerability are severe<\/a>, as it could potentially result in a system compromise or even data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-43574<br \/>\nSeverity: High, CVSS Score 7.8<br \/>\nAttack Vector: Local<br \/>\nPrivileges Required: User<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32451-memory-corruption-vulnerability-in-foxit-reader-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"74441\">Arbitrary code<\/a> execution, potential system compromise, and data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2542763582\" 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>Adobe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43577-use-after-free-vulnerability-in-acrobat-reader-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"80138\">Acrobat Reader<\/a> | 24.001.30235, 20.005.30763, 25.001.20521 and earlier versions<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit takes advantage of a Use After Free <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43576-use-after-free-vulnerability-in-acrobat-reader-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"78247\">vulnerability in Acrobat Reader<\/a>. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53145-type-confusion-vulnerability-in-windows-message-queuing-allowing-remote-code-execution\/\"  data-wpil-monitor-id=\"78200\">type of vulnerability<\/a> occurs when a program continues to use a pointer after it has been freed. In this case, an attacker could trick a user into opening a malicious PDF file that contains a specific <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6204-code-injection-vulnerability-in-delmia-apriso\/\"  data-wpil-monitor-id=\"73995\">code designed to exploit the vulnerability<\/a>. The malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27577-arbitrary-code-execution-in-openharmony-via-race-condition-vulnerability\/\"  data-wpil-monitor-id=\"76256\">code is then executed<\/a> in the context of the current user.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2757471670\" 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>While the specific <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-51387-code-injection-vulnerability-in-gitkraken-desktop-due-to-misconfigured-electron-fuses\/\"  data-wpil-monitor-id=\"75000\">code to exploit this vulnerability<\/a> is beyond the scope of this article, a conceptual example might look something like this:<\/p>\n<pre><code class=\"\" data-line=\"\"># pseudocode\ndef exploit():\nmalicious_code = &quot;...&quot;\nfree(pointer)\n# The pointer is now dangling\npointer.execute(malicious_code)<\/code><\/pre>\n<p>In this pseudocode example, the `malicious_code` would be tailored to exploit the Use After Free vulnerability in Acrobat Reader, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30327-integer-overflow-vulnerability-in-incopy-leading-to-potential-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"73637\">leading to arbitrary code<\/a> execution.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The Common Vulnerabilities and Exposures (CVE) system has reported a significant vulnerability in Adobe Acrobat Reader, identified as CVE-2025-43574. This vulnerability affects several versions of the Adobe Acrobat Reader, a widely used software for viewing, creating, manipulating, and managing files in Portable Document Format (PDF). This vulnerability is of particular concern due to the [&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-63949","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\/63949","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=63949"}],"version-history":[{"count":13,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/63949\/revisions"}],"predecessor-version":[{"id":72551,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/63949\/revisions\/72551"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=63949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=63949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=63949"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=63949"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=63949"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=63949"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=63949"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=63949"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=63949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}