{"id":59436,"date":"2025-07-17T04:33:57","date_gmt":"2025-07-17T04:33:57","guid":{"rendered":""},"modified":"2025-10-21T10:43:07","modified_gmt":"2025-10-21T16:43:07","slug":"cve-2025-47812-remote-code-execution-vulnerability-in-wing-ftp-server","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-47812-remote-code-execution-vulnerability-in-wing-ftp-server\/","title":{"rendered":"<strong>CVE-2025-47812: Remote Code Execution Vulnerability in Wing FTP Server<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In the ever-evolving world of cybersecurity, a newly discovered vulnerability in Wing FTP Server has triggered alarm bells for system administrators and security professionals alike. This vulnerability, designated as CVE-2025-47812, is a serious security flaw that could lead to system compromise and data leakage if exploited.<br \/>\nThe vulnerability affects <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5243-critical-security-vulnerability-in-smg-software-information-portal\/\"  data-wpil-monitor-id=\"68004\">Wing FTP<\/a> Server versions before 7.4.4 and has the potential to pose a significant threat to businesses and individuals using this software. The ability for an attacker to inject <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40738-critical-arbitrary-file-write-vulnerability-in-sinec-nms\/\"  data-wpil-monitor-id=\"66580\">arbitrary Lua code into user session files<\/a>, and consequently execute arbitrary system commands, presents a severe security risk. This is why the vulnerability matters to the wider cybersecurity community and anyone using <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-31854-critical-tls-server-certificate-validation-vulnerability-in-sicam-toolbox-ii\/\"  data-wpil-monitor-id=\"70024\">Wing FTP<\/a> Server.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-47812<br \/>\nSeverity: Critical (CVSS: 10.0)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26074-remote-code-execution-vulnerability-in-orkes-conductor-v3-21-11\/\"  data-wpil-monitor-id=\"65974\">Remote code execution<\/a> leading to system compromise and potential data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1480407762\" 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>Wing FTP Server | Before 7.4.4<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6454-authenticated-user-exploit-in-gitlab-ce-ee-through-proxy-environments\/\"  data-wpil-monitor-id=\"90771\">exploit works by mishandling &#8216;exploit works by mishandling &#8216;The exploit works by mishandling &#8216;\\0&#8242; bytes in the user and admin web interfaces&#8217; bytes in the user&#8217; bytes in the user<\/a> and admin web interfaces. This allows an attacker to inject arbitrary Lua <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41666-watchdog-file-replacement-vulnerability-allowing-remote-access-and-control\/\"  data-wpil-monitor-id=\"66677\">code<\/a> into user session files. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54444-unrestricted-file-upload-leading-to-code-injection-in-samsung-electronics-magicinfo-9-server\/\"  data-wpil-monitor-id=\"67237\">injected code<\/a> can then be used to execute arbitrary system commands with the privileges of the FTP service, which is root or SYSTEM by default. This exploit can even be carried out <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46093-critical-vulnerability-in-liquidfiles-allowing-root-access-via-ftp-site-chmod\/\"  data-wpil-monitor-id=\"74488\">via anonymous FTP<\/a> accounts, making it highly dangerous and easy to exploit.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-704810150\" 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>Given the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47998-severe-heap-based-buffer-overflow-vulnerability-in-windows-routing-and-remote-access-service\/\"  data-wpil-monitor-id=\"68005\">severity of this vulnerability<\/a>, we will not provide actual exploit code. However, below is a conceptual example of how an HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52362-critical-server-side-request-forgery-vulnerability-in-phproxy\/\"  data-wpil-monitor-id=\"71184\">request exploiting this vulnerability<\/a> might look:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/admin\/session HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;session_data&quot;: &quot;...\\0...; os.execute(&#039;rm -rf \/&#039;)&quot; }<\/code><\/pre>\n<p>In this pseudocode example, an HTTP POST request is sent to the `\/admin\/session` endpoint. A &#8216;A &#8216;\\0&#8242; byte is included in the session data, followed by a semicolon and an arbitrary Lua command&#8217; byte is included in the session data, followed by a semicolon and an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54416-arbitrary-command-execution-vulnerability-in-tj-actions-branch-names-github-action\/\"  data-wpil-monitor-id=\"70025\">arbitrary Lua command<\/a>. The `os.execute(&#8216;rm -rf \/&#8217;)` command is an example of a potentially destructive system command that could be <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"67238\">executed<\/a> on the server if the vulnerability is exploited.<br \/>\nPlease note that this is a conceptual example and should not be used in a real-world scenario. Always follow ethical hacking practices and never exploit <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52448-critical-authorization-bypass-vulnerability-in-salesforce-tableau-server\/\"  data-wpil-monitor-id=\"68823\">vulnerabilities without authorization<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In the ever-evolving world of cybersecurity, a newly discovered vulnerability in Wing FTP Server has triggered alarm bells for system administrators and security professionals alike. This vulnerability, designated as CVE-2025-47812, is a serious security flaw that could lead to system compromise and data leakage if exploited. The vulnerability affects Wing FTP Server versions before [&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-59436","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\/59436","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=59436"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59436\/revisions"}],"predecessor-version":[{"id":83716,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59436\/revisions\/83716"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59436"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59436"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59436"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59436"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59436"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59436"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}