{"id":52960,"date":"2025-06-17T07:19:58","date_gmt":"2025-06-17T07:19:58","guid":{"rendered":""},"modified":"2025-09-14T19:05:37","modified_gmt":"2025-09-15T01:05:37","slug":"cve-2025-5907-critical-buffer-overflow-vulnerability-in-totolink-ex1200t","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-5907-critical-buffer-overflow-vulnerability-in-totolink-ex1200t\/","title":{"rendered":"<strong>CVE-2025-5907: Critical Buffer Overflow Vulnerability in TOTOLINK EX1200T<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The CVE-2025-5907 is a critical vulnerability discovered in TOTOLINK&#8217;s EX1200T versions up to 4.1.2cu.5232_B20210713. This vulnerability is a classified buffer overflow threat that affects the HTTP POST request handler within the \/boafrm\/formFilter file. As this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5619-critical-remote-buffer-overflow-vulnerability-in-tenda-ch22-1-0-0-1\/\"  data-wpil-monitor-id=\"59780\">vulnerability can be initiated remotely<\/a> and has been publicly disclosed, it poses a significant risk to businesses that rely on the affected TOTOLINK device.<br \/>\nThis <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3365-path-traversal-vulnerability-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"59455\">vulnerability&#8217;s significance lies in its potential for system<\/a> compromise and data leakage, which can lead to loss of sensitive data, financial losses, and reputational damage. Therefore, it is crucial for <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8913-critical-local-file-inclusion-vulnerability-in-wellchoose-s-organization-portal-system\/\"  data-wpil-monitor-id=\"82415\">organizations to understand this vulnerability<\/a> and apply necessary mitigations promptly.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-5907<br \/>\nSeverity: Critical (8.8\/10)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31222-potential-privilege-elevation-and-system-compromise-vulnerability\/\"  data-wpil-monitor-id=\"59680\">Potential system compromise<\/a> or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3593447777\" 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-2025-5793-critical-buffer-overflow-vulnerability-in-totolink-ex1200t-4-1-2cu-5232-b20210713\/\"  data-wpil-monitor-id=\"59978\">TOTOLINK EX1200T<\/a> | Up to 4.1.2cu.5232_B20210713<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5607-critical-buffer-overflow-vulnerability-in-tenda-ac18\/\"  data-wpil-monitor-id=\"59362\">vulnerability exists due to a buffer overflow<\/a> in the HTTP POST request handler of the \/boafrm\/formFilter file. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5901-buffer-overflow-vulnerability-in-totolink-t10-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"60503\">overflow happens when the system<\/a> is manipulated with an excess of data that exceeds its capacity. When the buffer is overwhelmed, the extra data can overwrite adjacent memory locations, leading to erratic program behavior, system crashes, or potentially, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-1329-local-user-arbitrary-code-execution-vulnerability-in-ibm-cics-tx\/\"  data-wpil-monitor-id=\"59388\">execution of malicious code<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2805192778\" 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 is a conceptual example showing how an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5353-local-authenticated-attacker-exploit-in-ivanti-workspace-control\/\"  data-wpil-monitor-id=\"61375\">attacker might exploit<\/a> this vulnerability. It involves sending a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5671-critical-buffer-overflow-vulnerability-in-totolink-n302r-plus-http-post-request-handler\/\"  data-wpil-monitor-id=\"59472\">HTTP post request to the vulnerable<\/a> endpoint. Please note that this is a simplified representation and actual exploit code may vary.<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/boafrm\/formFilter HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;malicious_payload&quot;: &quot;A&quot;*5000 }<\/code><\/pre>\n<p>In this example, the &#8220;A&#8221;*5000 represents an overflow of data sent to the server, potentially leading to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5572-stack-based-buffer-overflow-vulnerability-in-d-link-dcs-932l-2-18-01\/\"  data-wpil-monitor-id=\"59367\">buffer overflow<\/a>.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>The primary mitigation for this vulnerability is to apply the vendor patch as soon as it is available. In the absence of a patch or until it can be applied, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation strategy. These tools can help <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45984-critical-command-injection-vulnerability-detected-in-blink-routers\/\"  data-wpil-monitor-id=\"61374\">detect and block attempts to exploit this vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The CVE-2025-5907 is a critical vulnerability discovered in TOTOLINK&#8217;s EX1200T versions up to 4.1.2cu.5232_B20210713. This vulnerability is a classified buffer overflow threat that affects the HTTP POST request handler within the \/boafrm\/formFilter file. As this vulnerability can be initiated remotely and has been publicly disclosed, it poses a significant risk to businesses that rely [&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],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-52960","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/52960","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=52960"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/52960\/revisions"}],"predecessor-version":[{"id":74933,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/52960\/revisions\/74933"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=52960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=52960"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=52960"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=52960"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=52960"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=52960"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=52960"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=52960"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=52960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}