{"id":58040,"date":"2025-07-07T07:48:52","date_gmt":"2025-07-07T07:48:52","guid":{"rendered":""},"modified":"2025-11-02T06:19:03","modified_gmt":"2025-11-02T12:19:03","slug":"cve-2023-28909-critical-bluetooth-stack-vulnerability-in-mib3-infotainment-units","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-28909-critical-bluetooth-stack-vulnerability-in-mib3-infotainment-units\/","title":{"rendered":"<strong>CVE-2023-28909: Critical Bluetooth Stack Vulnerability in MIB3 Infotainment Units<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In this post, we&#8217;ll delve into the details of a recently discovered vulnerability-CVE-2023-28909-found within the Bluetooth stack of the MIB3 infotainment unit. This flaw is particularly concerning as it primarily affects the Skoda Superb III car, which is equipped with the MIB3 infotainment unit. This vulnerability exposes the user&#8217;s infotainment system to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6032-unverified-tls-certificate-in-podman-machine-init-command-leads-to-potential-man-in-the-middle-attack\/\"  data-wpil-monitor-id=\"64622\">potential attacks that could compromise the system and lead<\/a> to data leakage.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54887-significant-security-vulnerability-in-jwe-ruby-encryption-implementation\/\"  data-wpil-monitor-id=\"82690\">significance of this vulnerability<\/a> extends beyond just the automotive industry; it represents a broader concern in the cybersecurity landscape. As technology continues to evolve and integrate into everyday items such as cars, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52717-sql-injection-vulnerability-in-lifterlms-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"65420\">potential for these types of vulnerabilities<\/a> also grows, making it crucial for cybersecurity professionals and users to stay informed and proactive.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2023-28909<br \/>\nSeverity: High (8.0 CVSS Score)<br \/>\nAttack Vector: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-28910-critical-bluetooth-stack-vulnerability-in-mib3-infotainment-system\/\"  data-wpil-monitor-id=\"92128\">Bluetooth Stack<\/a><br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6435-firefox-vulnerability-leading-to-potential-system-compromise-and-data-leakage\/\"  data-wpil-monitor-id=\"64806\">System compromise and potential data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-144123682\" 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><a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-28905-heap-buffer-overflow-vulnerability-in-mib3-infotainment-unit-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"92196\">MIB3 Infotainment Unit<\/a> | OEM Part Number: 3V0035820<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40737-critical-file-path-validation-vulnerability-in-sinec-nms\/\"  data-wpil-monitor-id=\"66635\">vulnerability stems from the lack of proper validation<\/a> of user-supplied data within the Bluetooth stack of the MIB3 unit. This insufficiency can <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=\"73618\">lead to an integer overflow<\/a> when receiving fragmented HCI packets on a channel. An attacker can leverage this flaw to sidestep the MTU check on a channel with enabled fragmentation.<br \/>\nThe consequence of this bypass is a buffer overflow in upper layer profiles, which can be exploited to obtain <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20281-critical-vulnerability-in-cisco-ise-and-ise-pic-apis-allows-remote-code-execution\/\"  data-wpil-monitor-id=\"64605\">remote code<\/a> execution. This means that an attacker can execute arbitrary code, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3090-unauthenticated-remote-attack-leading-to-potential-data-leakage-and-system-compromise\/\"  data-wpil-monitor-id=\"64606\">potentially compromising the system and leading to data leakage<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2949925082\" 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 exact exploitation would depend on the specific configuration of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42959-unauthenticated-replay-attack-exploiting-hmac-reuse\/\"  data-wpil-monitor-id=\"73619\">MIB3<\/a> unit and the attacker&#8217;s knowledge, the concept can be illustrated with a pseudocode example:<\/p>\n<pre><code class=\"\" data-line=\"\">def exploit(target_device):\n# Create a malicious HCI packet with size greater than MTU\nmalicious_packet = create_fragmented_packet(size=target_device.mtu + 1)\n# Send the malicious packet to the target device\ntarget_device.send(malicious_packet)\n# If the device is vulnerable, this could cause a buffer overflow\n# leading to potential remote code execution<\/code><\/pre>\n<p>It&#8217;s important to note that this is a simplified representation of the exploit. The actual implementation would be significantly more complex and require a deep understanding of both the Bluetooth protocol and the specifics of the MIB3 unit&#8217;s implementation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In this post, we&#8217;ll delve into the details of a recently discovered vulnerability-CVE-2023-28909-found within the Bluetooth stack of the MIB3 infotainment unit. This flaw is particularly concerning as it primarily affects the Skoda Superb III car, which is equipped with the MIB3 infotainment unit. This vulnerability exposes the user&#8217;s infotainment system to potential attacks [&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":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-58040","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58040","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=58040"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58040\/revisions"}],"predecessor-version":[{"id":85409,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/58040\/revisions\/85409"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=58040"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=58040"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=58040"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=58040"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=58040"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=58040"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=58040"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=58040"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=58040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}