{"id":40459,"date":"2025-05-19T13:36:21","date_gmt":"2025-05-19T13:36:21","guid":{"rendered":""},"modified":"2025-07-06T05:22:03","modified_gmt":"2025-07-06T11:22:03","slug":"cve-2023-32366-arbitrary-code-execution-vulnerability-in-macos-ios-and-ipados","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-32366-arbitrary-code-execution-vulnerability-in-macos-ios-and-ipados\/","title":{"rendered":"<strong>CVE-2023-32366: Arbitrary Code Execution Vulnerability in macOS, iOS, and iPadOS<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2023-32366 is a severe cybersecurity vulnerability that has a significant impact on multiple versions of macOS, iOS, and iPadOS. This vulnerability has been identified as an out-of-bounds write issue that, when exploited, allows an attacker to execute arbitrary code on the affected system.<br \/>\nThis threat poses a serious risk to organizations and individual users alike, as it could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-34333-critical-vulnerability-in-ami-s-spx-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"47767\">potentially lead to system<\/a> compromise or data leakage, compromising the confidentiality, integrity, and availability of sensitive data. As such, understanding the nature of this <a href=\"https:\/\/www.ameeba.com\/blog\/san-antonio-s-major-cybersecurity-conference-cancelled-understanding-the-impact-and-implications\/\"  data-wpil-monitor-id=\"53501\">vulnerability<\/a> and implementing the recommended mitigation measures is crucial for maintaining cybersecurity hygiene.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2023-32366<br \/>\nSeverity: High (7.8 CVSS Score)<br \/>\nAttack Vector: Local<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: Required<br \/>\nImpact: Arbitrary <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46193-remote-code-execution-vulnerability-in-sourcecodester-client-database-management-system-1-0\/\"  data-wpil-monitor-id=\"45286\">code execution<\/a>, potential system compromise, data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3662588066\" 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>macOS Big Sur | 11.7.5<br \/>\n<a href=\"https:\/\/www.ameeba.com\/blog\/cve-2022-47915-kernel-privilege-escalation-vulnerability-in-macos-ventura-13\/\"  data-wpil-monitor-id=\"47766\">macOS Ventura<\/a> | 13.3<br \/>\niOS  | 16.4<br \/>\niPadOS | 16.4<br \/>\niOS | 15.7.4<br \/>\niPadOS | 15.7.4<br \/>\nmacOS Monterey | 12.6.4<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43559-coldfusion-improper-input-validation-vulnerability-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"49218\">vulnerability stems from inadequate input validation<\/a> when processing a font file. An attacker can exploit this by crafting a font file that triggers an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-39235-critical-out-of-bounds-write-vulnerability-in-gtkwave-3-3-115\/\"  data-wpil-monitor-id=\"46345\">out-of-bounds write<\/a> operation. This means that the malicious code embedded in the file can write to areas of the memory that are not intended to be accessed, leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-44022-arbitrary-code-execution-vulnerability-in-vvveb-cms-v-1-0-6\/\"  data-wpil-monitor-id=\"45346\">arbitrary code execution<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2176604026\" 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>Here is a conceptual example of how an attacker might craft a malicious font <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4556-arbitrary-file-upload-vulnerability-in-okcat-parking-management-platform\/\"  data-wpil-monitor-id=\"45265\">file to exploit the vulnerability<\/a>. Note that this is a simplified example and actual exploitation would require more sophistication:<\/p>\n<pre><code class=\"\" data-line=\"\"># Create a new malicious font file\n$ echo &quot;malicious_code_here&quot; &gt; exploit.ttf\n# Use the font file in an application that uses the vulnerable font processing function\n$ application -font exploit.ttf<\/code><\/pre>\n<p>In this example, the &#8220;malicious_code_here&#8221; represents the payload that exploits the out-of-bounds write <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46191-unauthenticated-arbitrary-file-upload-vulnerability-in-sourcecodester-client-database-management-system\/\"  data-wpil-monitor-id=\"45273\">vulnerability to execute arbitrary<\/a> code on the victim&#8217;s system.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>The primary mitigation strategy for this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49002-critical-vulnerability-in-dataease-bypassing-patch-for-cve-2025-32966\/\"  data-wpil-monitor-id=\"64293\">vulnerability is to apply the vendor patch<\/a> as soon as it becomes available. This patch addresses the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-38649-out-of-bounds-write-vulnerability-in-gtkwave-3-3-115\/\"  data-wpil-monitor-id=\"46351\">out-of-bounds write<\/a> issue by improving input validation during font file processing.<br \/>\nIn the interim, users can mitigate the risk by employing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) that can detect malicious payloads in font <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6426-executable-file-warning-vulnerability-in-firefox-for-macos\/\"  data-wpil-monitor-id=\"64292\">files and prevent their execution<\/a>. However, these are temporary measures and should not replace the need for applying the vendor&#8217;s patch.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2023-32366 is a severe cybersecurity vulnerability that has a significant impact on multiple versions of macOS, iOS, and iPadOS. This vulnerability has been identified as an out-of-bounds write issue that, when exploited, allows an attacker to execute arbitrary code on the affected system. This threat poses a serious risk to organizations and individual users [&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":[77],"product":[],"attack_vector":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-40459","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-apple","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/40459","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=40459"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/40459\/revisions"}],"predecessor-version":[{"id":57802,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/40459\/revisions\/57802"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=40459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=40459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=40459"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=40459"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=40459"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=40459"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=40459"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=40459"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=40459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}