{"id":55677,"date":"2025-06-28T01:18:42","date_gmt":"2025-06-28T01:18:42","guid":{"rendered":""},"modified":"2025-07-05T17:20:15","modified_gmt":"2025-07-05T23:20:15","slug":"cve-2025-6373-critical-vulnerability-in-d-link-dir-619l-2-06b01-leading-to-stack-based-buffer-overflow","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-6373-critical-vulnerability-in-d-link-dir-619l-2-06b01-leading-to-stack-based-buffer-overflow\/","title":{"rendered":"<strong>CVE-2025-6373: Critical Vulnerability in D-Link DIR-619L 2.06B01 Leading to Stack-Based Buffer Overflow<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In the fast-paced world of cybersecurity, a new critical vulnerability, classified as CVE-2025-6373, has been discovered in D-Link DIR-619L 2.06B01. This vulnerability pertains to the function formSetWizard1 of the file \/goform\/formWlSiteSurvey and is categorized as a stack-based buffer overflow type. It&#8217;s important to note that the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49275-php-remote-file-inclusion-vulnerability-in-unfoldwp-blogbyte\/\"  data-wpil-monitor-id=\"62046\">vulnerability can be exploited remotely<\/a>, making it a potential threat to all users of this D-Link product.<br \/>\nThe CVE-2025-6373 vulnerability is particularly concerning due to the fact that it affects a product that is no longer supported by the maintainer, leaving <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-33117-privileged-user-vulnerability-in-ibm-qradar-siem\/\"  data-wpil-monitor-id=\"62956\">users vulnerable<\/a> to attacks. This blog post aims to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50213-special-element-injection-vulnerability-in-apache-airflow-providers-snowflake\/\"  data-wpil-monitor-id=\"64009\">provide a detailed understanding of this vulnerability<\/a>, its potential impact, and the necessary mitigation steps.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-6373<br \/>\nSeverity: Critical, CVSS score of 8.8<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49415-path-traversal-vulnerability-in-fw-gallery-with-potential-for-system-compromise\/\"  data-wpil-monitor-id=\"62453\">Potential system<\/a> compromise and data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3147774962\" 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-2025-6370-critical-vulnerability-in-d-link-dir-619l-2-06b01-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"63369\">D-Link DIR-619L | 2.06B01<\/a><\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-6373 exploit works by manipulating the &#8216;curTime&#8217; argument in the formSetWizard1 function of the file \/goform\/formWlSiteSurvey. This manipulation leads to a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6147-critical-buffer-overflow-vulnerability-in-totolink-a702r-router\/\"  data-wpil-monitor-id=\"62014\">buffer overflow<\/a>. Given that the exploit can be initiated remotely, it allows attackers to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49091-remote-code-execution-due-to-kde-konsole-url-scheme-handler-vulnerability\/\"  data-wpil-monitor-id=\"62062\">execute arbitrary code<\/a> on the target system, potentially leading to system compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3939976332\" 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&#8217;s a conceptual example of how an attacker might exploit this vulnerability. This might look like a malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6162-critical-buffer-overflow-vulnerability-in-totolink-ex1200t-http-post-request-handler\/\"  data-wpil-monitor-id=\"62268\">HTTP POST request<\/a> to the \/goform\/formWlSiteSurvey endpoint, with a manipulated &#8216;curTime&#8217; argument:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/goform\/formWlSiteSurvey HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\ncurTime= [malicious input]<\/code><\/pre>\n<p>Note: The above is a simplified example. In a real-world scenario, the malicious input would be carefully crafted to trigger the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6146-critical-buffer-overflow-vulnerability-in-totolink-x15\/\"  data-wpil-monitor-id=\"62017\">buffer overflow<\/a>.<\/p>\n<p><strong>Recommendations for Mitigation<\/strong><\/p>\n<p>As the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6367-critical-vulnerability-in-d-link-dir-619l-2-06b01\/\"  data-wpil-monitor-id=\"63425\">D-Link DIR-619L<\/a> 2.06B01 is no longer supported by the maintainer, applying a vendor patch is not an option. For users who are still using this product, the recommended mitigation step is to use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary mitigation measure. However, due to the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49282-high-severity-remote-file-inclusion-vulnerability-in-unfoldwp-magze\/\"  data-wpil-monitor-id=\"62307\">severity of the vulnerability<\/a>, it is highly recommended to replace unsupported devices with up-to-date, supported devices.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In the fast-paced world of cybersecurity, a new critical vulnerability, classified as CVE-2025-6373, has been discovered in D-Link DIR-619L 2.06B01. This vulnerability pertains to the function formSetWizard1 of the file \/goform\/formWlSiteSurvey and is categorized as a stack-based buffer overflow type. It&#8217;s important to note that the vulnerability can be exploited remotely, making it a [&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-55677","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\/55677","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=55677"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/55677\/revisions"}],"predecessor-version":[{"id":57557,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/55677\/revisions\/57557"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=55677"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=55677"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=55677"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=55677"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=55677"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=55677"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=55677"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=55677"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=55677"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}