{"id":54127,"date":"2025-06-22T19:18:53","date_gmt":"2025-06-22T19:18:53","guid":{"rendered":""},"modified":"2025-09-27T07:38:52","modified_gmt":"2025-09-27T13:38:52","slug":"cve-2025-6148-buffer-overflow-vulnerability-in-totolink-a3002ru","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-6148-buffer-overflow-vulnerability-in-totolink-a3002ru\/","title":{"rendered":"<strong>CVE-2025-6148: Buffer Overflow Vulnerability in TOTOLINK A3002RU<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The vulnerability denoted as CVE-2025-6148 was discovered in TOTOLINK A3002RU 3.0.0-B20230809.1615. This vulnerability, rated as critical, presents a serious risk to IT infrastructures that employ this device. The flaw resides in a seemingly innocuous file, \/boafrm\/formSysLog, which is part of the <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=\"62258\">HTTP POST Request<\/a> Handler component.<br \/>\nThe <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40912-critical-vulnerability-in-cryptx-for-perl-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"60814\">vulnerability&#8217;s impact is vast as it could allow<\/a> a remote attacker to initiate an attack, potentially leading to system compromise or data leakage. Given the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30220-high-severity-xml-external-entity-xxe-vulnerability-in-geoserver-geotools-and-geonetwork\/\"  data-wpil-monitor-id=\"60583\">severity of this vulnerability<\/a>, it&#8217;s vital for organizations to be informed and take appropriate actions to mitigate the risk.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-6148<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-2025-5978-critical-vulnerability-in-tenda-fh1202-1-2-0-14-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"61041\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2892735663\" 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>TOTOLINK 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-2025-5901-buffer-overflow-vulnerability-in-totolink-t10-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"60490\">vulnerability arises from a buffer overflow<\/a> condition in the HTTP POST Request Handler component. Specifically, the flaw is triggered by the improper handling of the &#8216;submit-url&#8217; argument in the \/boafrm\/formSysLog file.<br \/>\nAn <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5353-local-authenticated-attacker-exploit-in-ivanti-workspace-control\/\"  data-wpil-monitor-id=\"60919\">attacker can exploit<\/a> this flaw by sending a specially crafted HTTP POST request with a manipulated &#8216;submit-url&#8217; argument. This could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5905-critical-buffer-overflow-vulnerability-in-totolink-t10\/\"  data-wpil-monitor-id=\"60553\">overflow the buffer<\/a>, allowing the attacker to execute arbitrary code or disrupt the normal function of the device, leading to potential system compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-608684863\" 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>A conceptual example of the exploit may look something like this:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/boafrm\/formSysLog HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\nsubmit-url=[MALICIOUS_PAYLOAD]<\/code><\/pre>\n<p>In this example, `[MALICIOUS_PAYLOAD]` would be a string crafted in a specific way that <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5902-critical-buffer-overflow-vulnerability-in-totolink-t10\/\"  data-wpil-monitor-id=\"60564\">overflows the buffer<\/a>.<\/p>\n<p><strong>Mitigation Measures<\/strong><\/p>\n<p>TOTOLINK is expected to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-35115-critical-system-package-download-vulnerability-in-agiloft-release-28\/\"  data-wpil-monitor-id=\"85338\">release a patch to fix this vulnerability<\/a>. It&#8217;s recommended that all users of the affected software apply this patch as soon as it&#8217;s available.<br \/>\nIn the meantime, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5485-a-critical-vulnerability-pertaining-to-user-name-enumeration-in-web-management-interfaces\/\"  data-wpil-monitor-id=\"62259\">users can implement a Web<\/a> Application Firewall (WAF) or Intrusion Detection System (IDS) to monitor and block malicious HTTP POST requests. This can serve as a temporary mitigation measure until the patch is applied.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The vulnerability denoted as CVE-2025-6148 was discovered in TOTOLINK A3002RU 3.0.0-B20230809.1615. This vulnerability, rated as critical, presents a serious risk to IT infrastructures that employ this device. The flaw resides in a seemingly innocuous file, \/boafrm\/formSysLog, which is part of the HTTP POST Request Handler component. The vulnerability&#8217;s impact is vast as it could [&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-54127","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\/54127","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=54127"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/54127\/revisions"}],"predecessor-version":[{"id":78131,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/54127\/revisions\/78131"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=54127"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=54127"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=54127"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=54127"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=54127"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=54127"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=54127"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=54127"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=54127"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}