{"id":38490,"date":"2025-05-15T20:03:08","date_gmt":"2025-05-15T20:03:08","guid":{"rendered":""},"modified":"2025-06-06T05:38:41","modified_gmt":"2025-06-06T11:38:41","slug":"cve-2025-4441-critical-buffer-overflow-vulnerability-in-d-link-dir-605l-2-13b01","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-4441-critical-buffer-overflow-vulnerability-in-d-link-dir-605l-2-13b01\/","title":{"rendered":"<strong>CVE-2025-4441: Critical Buffer Overflow Vulnerability in D-Link DIR-605L 2.13B01<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The vulnerability CVE-2025-4441 involves a critical buffer overflow issue found in D-Link DIR-605L 2.13B01, threatening the security of countless systems globally. The affected function, formSetWAN_Wizard534, can be manipulated remotely via the argument curTime, leading to a potential system compromise or data leakage. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3078-critical-passback-vulnerability-in-production-and-office-multifunction-printers\/\"  data-wpil-monitor-id=\"55184\">vulnerability is particularly concerning as it affects products<\/a> that are no longer supported by the maintainer, leaving a multitude of systems without an immediate vendor-provided solution.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-4441<br \/>\nSeverity: Critical &#8211; 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-2023-49126-critical-vulnerability-in-solid-edge-se2023-allows-for-potential-system-compromise\/\"  data-wpil-monitor-id=\"43422\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1339255148\" 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-2025-4442-buffer-overflow-vulnerability-in-d-link-dir-605l-2-13b01\/\"  data-wpil-monitor-id=\"45255\">D-Link DIR-605L<\/a> | 2.13B01<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-38620-integer-overflow-vulnerabilities-in-gtkwave-3-3-115-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"43224\">vulnerability allows remote attackers to trigger a buffer overflow<\/a> condition in the formSetWAN_Wizard534 function. By sending an excessively long string in the curTime argument, the application fails to properly allocate memory, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4347-d-link-router-buffer-overflow-vulnerability-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"43567\">leading to an overflow<\/a> condition. This can be exploited to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-37576-arbitrary-code-execution-vulnerability-in-gtkwave\/\"  data-wpil-monitor-id=\"43250\">execute arbitrary code<\/a> or disrupt the normal functioning of the system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1799858151\" 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 is a conceptual example of how an attacker might exploit this vulnerability, by sending a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4827-critical-buffer-overflow-vulnerability-in-totolink-http-post-request-handler\/\"  data-wpil-monitor-id=\"50924\">HTTP POST request<\/a> with an oversized curTime argument:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/formSetWAN_Wizard534 HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\ncurTime=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...<\/code><\/pre>\n<p>In this example, the &#8216;A&#8217;s represent an excessively long string that could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-49122-critical-heap-based-buffer-overflow-vulnerability-in-solid-edge-se2023\/\"  data-wpil-monitor-id=\"43370\">overflow the buffer<\/a> when processed by the formSetWAN_Wizard534 function.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>As the affected products are no longer supported by the maintainer, it is recommended to apply a vendor patch where available. However, if a vendor patch is not available, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. These measures can monitor and potentially <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-38657-out-of-bounds-write-vulnerability-in-gtkwave-lxt2-zlib-block-decompression\/\"  data-wpil-monitor-id=\"43189\">block malicious traffic attempting to exploit this vulnerability<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The vulnerability CVE-2025-4441 involves a critical buffer overflow issue found in D-Link DIR-605L 2.13B01, threatening the security of countless systems globally. The affected function, formSetWAN_Wizard534, can be manipulated remotely via the argument curTime, leading to a potential system compromise or data leakage. This vulnerability is particularly concerning as it affects products that are no [&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-38490","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\/38490","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=38490"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/38490\/revisions"}],"predecessor-version":[{"id":49316,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/38490\/revisions\/49316"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=38490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=38490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=38490"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=38490"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=38490"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=38490"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=38490"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=38490"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=38490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}