{"id":75936,"date":"2025-09-16T22:34:51","date_gmt":"2025-09-16T22:34:51","guid":{"rendered":""},"modified":"2025-10-01T19:28:08","modified_gmt":"2025-10-02T01:28:08","slug":"cve-2025-57633-critical-command-injection-vulnerability-in-ftp-flask-python","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-57633-critical-command-injection-vulnerability-in-ftp-flask-python\/","title":{"rendered":"<strong>CVE-2025-57633: Critical Command Injection Vulnerability in FTP-Flask-python<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is yet again shaken by a critical vulnerability, CVE-2025-57633, affecting the popular FTP-Flask-Python software. This vulnerability allows unauthenticated remote attackers to execute arbitrary Operating System (OS) commands, potentially leading to full system compromise or severe data leakage. Given the ubiquity of FTP-Flask-Python in diverse IT environments, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7775-critical-memory-overflow-vulnerability-in-netscaler-adc-and-gateway-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"83795\">potential impact of this vulnerability<\/a> is massive, underscoring the importance of immediate patching and remediation.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-57633<br \/>\nSeverity: Critical (9.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9253-stack-based-buffer-overflow-on-linksys-wi-fi-range-extenders-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"84268\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1081992783\" 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>FTP-Flask-python | Through commit 5173b68<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-55454-authenticated-arbitrary-file-upload-vulnerability-in-dootask-v1-0-51\/\"  data-wpil-monitor-id=\"84444\">vulnerability arises from the \/ftp.html endpoint&#8217;s &#8220;Upload File&#8221;<\/a> action that constructs a shell command from the ftp_file parameter. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-57771-arbitrary-command-execution-vulnerability-in-roo-code-ai\/\"  data-wpil-monitor-id=\"84830\">command is then executed<\/a> using os.system() without any sanitization or escaping. This lack of input validation allows an attacker to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-46484-critical-os-command-injection-vulnerability-in-trendnet-tv-ip410-va1-0r\/\"  data-wpil-monitor-id=\"85495\">inject malicious commands<\/a> embedded within the ftp_file parameter. Since these commands are executed with the same privileges as the FTP-Flask-python process, this could lead to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7051-unauthorized-access-and-manipulation-of-syslog-configuration-in-n-central\/\"  data-wpil-monitor-id=\"84609\">unauthorized access<\/a>, data exfiltration, or even complete system compromise.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1567514654\" 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>This conceptual example demonstrates how an attacker might exploit the vulnerability. The attacker crafts a malicious file that includes a shell <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31100-unrestricted-file-upload-leads-to-web-shell-deployment-in-mojoomla-school-management\/\"  data-wpil-monitor-id=\"84695\">command<\/a> and submits it via the &#8220;Upload File&#8221; action.<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/ftp.html HTTP\/1.1\nHost: target.example.com\nContent-Type: multipart\/form-data; boundary=----WebKitFormBoundary\n------WebKitFormBoundary\nContent-Disposition: form-data; name=&quot;ftp_file&quot;; filename=&quot;malicious.txt&quot;\nContent-Type: text\/plain\n; rm -rf \/ --no-preserve-root; # This is an example of a dangerous command\n------WebKitFormBoundary--<\/code><\/pre>\n<p>This HTTP request will cause the FTP-Flask-python server to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7388-remote-command-execution-via-java-rmi-interface-in-openedge-adminserver\/\"  data-wpil-monitor-id=\"87025\">execute the malicious command<\/a> (`rm -rf \/ &#8211;no-preserve-root`), which can result in severe damage to the system.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>It is highly recommended that users apply the vendor&#8217;s patch as soon as possible. In the meantime, users can employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) for temporary mitigation. These tools can help detect and block <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-1740-excessive-authentication-attempts-vulnerability-in-akinsoft-myrezzta\/\"  data-wpil-monitor-id=\"86752\">attempts to exploit this vulnerability<\/a> until the patch can be applied.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is yet again shaken by a critical vulnerability, CVE-2025-57633, affecting the popular FTP-Flask-Python software. This vulnerability allows unauthenticated remote attackers to execute arbitrary Operating System (OS) commands, potentially leading to full system compromise or severe data leakage. Given the ubiquity of FTP-Flask-Python in diverse IT environments, the potential impact of this [&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":[78],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-75936","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-injection"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/75936","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=75936"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/75936\/revisions"}],"predecessor-version":[{"id":79868,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/75936\/revisions\/79868"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=75936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=75936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=75936"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=75936"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=75936"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=75936"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=75936"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=75936"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=75936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}