{"id":43340,"date":"2025-05-23T22:22:52","date_gmt":"2025-05-23T22:22:52","guid":{"rendered":""},"modified":"2025-10-22T19:05:12","modified_gmt":"2025-10-23T01:05:12","slug":"cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/","title":{"rendered":"<strong>CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40566-severe-user-session-vulnerability-in-simatic-pcs-neo-products\/\"  data-wpil-monitor-id=\"48875\">vulnerability and its potential impact on users<\/a>, it is essential to understand its dynamics and take the necessary steps to mitigate the risk.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-4824<br \/>\nSeverity: Critical (CVSS 8.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27891-samsung-mobile-and-wearable-processors-vulnerability-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"49307\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p>\n<p>Product | Affected Versions<\/p>\n<p><a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4825-critical-buffer-overflow-vulnerability-in-totolink-a702r-a3002r-and-a3002ru-routers\/\"  data-wpil-monitor-id=\"51244\">TOTOLINK A702R<\/a> | 3.0.0-B20230809.1615<br \/>\n<a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4732-critical-buffer-overflow-vulnerability-in-totolink-a3002r-and-a3002ru\/\"  data-wpil-monitor-id=\"50763\">TOTOLINK A3002R<\/a> | 3.0.0-B20230809.1615<br \/>\nTOTOLINK A3002RU | 3.0.0-B20230809.1615<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43559-coldfusion-improper-input-validation-vulnerability-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"49227\">vulnerability arises from improper<\/a> handling of HTTP POST requests by the routers&#8217; firmware. By manipulating the &#8216;submit-url&#8217; argument in the \/boafrm\/formWsc file, an attacker can cause a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45863-buffer-overflow-vulnerability-in-totolink-a3002r-routers\/\"  data-wpil-monitor-id=\"48888\">buffer overflow<\/a> condition. This overflow can then potentially be exploited to execute arbitrary code on the device or lead to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45746-unauthorized-system-access-via-hardcoded-jwt-secret-in-zkt-zkbio-cvsecurity\/\"  data-wpil-monitor-id=\"48928\">unauthorized access<\/a> or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p>\n<p>Here is a conceptual example of a malicious HTTP POST <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47708-cross-site-request-forgery-vulnerability-in-drupal-enterprise-mfa-tfa\/\"  data-wpil-monitor-id=\"49781\">request that could exploit this vulnerability<\/a>:<\/p>\n<pre><code class=\"language-http\">POST \/boafrm\/formWsc HTTP\/1.1\nHost: target.totolink.router\nContent-Type: application\/x-www-form-urlencoded\nsubmit-url=%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20x<\/code><\/pre>\n<p>The above example uses an extended string of whitespace characters to trigger the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45861-critical-buffer-overflow-vulnerability-in-totolink-a3002r-router\/\"  data-wpil-monitor-id=\"48901\">buffer overflow<\/a>. This is a conceptual example, and the actual exploit may require a more sophisticated payload.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>Users are advised to apply the latest vendor patch to mitigate this vulnerability. If a patch is not immediately available, employing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation strategy. Regular monitoring and patch updates are essential to maintain the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7093-critical-vulnerability-in-belkin-f9k1122-1-00-33-impacting-system-security-and-data-integrity\/\"  data-wpil-monitor-id=\"91120\">security of your systems<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential [&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,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[86],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-43340","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Ameeba\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.5\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ameeba Blog - Your Guide to a Safer Digital World.\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog\" \/>\n\t\t<meta property=\"og:description\" content=\"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-05-23T22:22:52+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-10-23T01:05:12+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#blogposting\",\"name\":\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog\",\"headline\":\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers\",\"author\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/author\\\/admin\\\/#author\"},\"publisher\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/image-5.png\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#articleImage\"},\"datePublished\":\"2025-05-23T22:22:52+00:00\",\"dateModified\":\"2025-10-22T19:05:12+00:00\",\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#webpage\"},\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#webpage\"},\"articleSection\":\"Uncategorized, Buffer Overflow\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/category\\\/uncategorized\\\/#listItem\",\"name\":\"Uncategorized\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/category\\\/uncategorized\\\/#listItem\",\"position\":2,\"name\":\"Uncategorized\",\"item\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/category\\\/uncategorized\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#listItem\",\"name\":\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#listItem\",\"position\":3,\"name\":\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/category\\\/uncategorized\\\/#listItem\",\"name\":\"Uncategorized\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#organization\",\"name\":\"Ameeba Blog\",\"description\":\"Your Guide to a Safer Digital World.\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/image-5.png\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#organizationLogo\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#organizationLogo\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/author\\\/admin\\\/#author\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/author\\\/admin\\\/\",\"name\":\"Ameeba\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/ead225eeac23a6207666b4137a84523c6b550501a7ee49c81559ebd727825560?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Ameeba\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#webpage\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/\",\"name\":\"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog\",\"description\":\"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/author\\\/admin\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/author\\\/admin\\\/#author\"},\"datePublished\":\"2025-05-23T22:22:52+00:00\",\"dateModified\":\"2025-10-22T19:05:12+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/\",\"name\":\"Ameeba Blog\",\"description\":\"Your Guide to a Safer Digital World.\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.ameeba.com\\\/blog\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog","description":"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential","canonical_url":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#blogposting","name":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog","headline":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers","author":{"@id":"https:\/\/www.ameeba.com\/blog\/author\/admin\/#author"},"publisher":{"@id":"https:\/\/www.ameeba.com\/blog\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","@id":"https:\/\/www.ameeba.com\/blog\/#articleImage"},"datePublished":"2025-05-23T22:22:52+00:00","dateModified":"2025-10-22T19:05:12+00:00","inLanguage":"en-US","mainEntityOfPage":{"@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#webpage"},"isPartOf":{"@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#webpage"},"articleSection":"Uncategorized, Buffer Overflow"},{"@type":"BreadcrumbList","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/#listItem","position":1,"name":"Home","item":"https:\/\/www.ameeba.com\/blog\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/#listItem","name":"Uncategorized"}},{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/#listItem","position":2,"name":"Uncategorized","item":"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#listItem","name":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers"},"previousItem":{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#listItem","position":3,"name":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers","previousItem":{"@type":"ListItem","@id":"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/#listItem","name":"Uncategorized"}}]},{"@type":"Organization","@id":"https:\/\/www.ameeba.com\/blog\/#organization","name":"Ameeba Blog","description":"Your Guide to a Safer Digital World.","url":"https:\/\/www.ameeba.com\/blog\/","logo":{"@type":"ImageObject","url":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#organizationLogo"},"image":{"@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#organizationLogo"}},{"@type":"Person","@id":"https:\/\/www.ameeba.com\/blog\/author\/admin\/#author","url":"https:\/\/www.ameeba.com\/blog\/author\/admin\/","name":"Ameeba","image":{"@type":"ImageObject","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/ead225eeac23a6207666b4137a84523c6b550501a7ee49c81559ebd727825560?s=96&d=mm&r=g","width":96,"height":96,"caption":"Ameeba"}},{"@type":"WebPage","@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#webpage","url":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/","name":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog","description":"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/www.ameeba.com\/blog\/#website"},"breadcrumb":{"@id":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/#breadcrumblist"},"author":{"@id":"https:\/\/www.ameeba.com\/blog\/author\/admin\/#author"},"creator":{"@id":"https:\/\/www.ameeba.com\/blog\/author\/admin\/#author"},"datePublished":"2025-05-23T22:22:52+00:00","dateModified":"2025-10-22T19:05:12+00:00"},{"@type":"WebSite","@id":"https:\/\/www.ameeba.com\/blog\/#website","url":"https:\/\/www.ameeba.com\/blog\/","name":"Ameeba Blog","description":"Your Guide to a Safer Digital World.","inLanguage":"en-US","publisher":{"@id":"https:\/\/www.ameeba.com\/blog\/#organization"}}]},"og:locale":"en_US","og:site_name":"Ameeba Blog - Your Guide to a Safer Digital World.","og:type":"article","og:title":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog","og:description":"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential","og:url":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/","og:image":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","og:image:secure_url":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png","article:published_time":"2025-05-23T22:22:52+00:00","article:modified_time":"2025-10-23T01:05:12+00:00","twitter:card":"summary_large_image","twitter:title":"CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers - Ameeba Blog","twitter:description":"Overview A newly identified vulnerability, designated CVE-2025-4824, poses a significant threat to users of TOTOLINK A702R, A3002R, and A3002RU routers. This critical vulnerability lies within the HTTP POST Request Handler of the routers\u2019 firmware and can lead to potential system compromise or data leakage if exploited. Given the criticality of the vulnerability and its potential","twitter:image":"https:\/\/www.ameeba.com\/blog\/wp-content\/uploads\/2025\/02\/image-5.png"},"aioseo_meta_data":{"post_id":"43340","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2025-05-23 22:32:41","updated":"2026-05-14 12:15:45","focus_keyword":null,"additional_keywords":null,"truseo_locale":null,"ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.ameeba.com\/blog\/\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/\" title=\"Uncategorized\">Uncategorized<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">\u00bb<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<strong>CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers<\/strong>\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.ameeba.com\/blog\/"},{"label":"Uncategorized","link":"https:\/\/www.ameeba.com\/blog\/category\/uncategorized\/"},{"label":"<strong>CVE-2025-4824: Critical Buffer Overflow Vulnerability in TOTOLINK Routers<\/strong>","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-4824-critical-buffer-overflow-vulnerability-in-totolink-routers\/"}],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/43340","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=43340"}],"version-history":[{"count":0,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/43340\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=43340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=43340"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=43340"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=43340"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=43340"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=43340"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=43340"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=43340"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=43340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}