{"id":21836,"date":"2025-04-12T04:56:03","date_gmt":"2025-04-12T04:56:03","guid":{"rendered":""},"modified":"2025-10-22T21:12:54","modified_gmt":"2025-10-23T03:12:54","slug":"cve-2024-0571-critical-buffer-overflow-vulnerability-in-totolink-lr1200gb","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2024-0571-critical-buffer-overflow-vulnerability-in-totolink-lr1200gb\/","title":{"rendered":"<strong>CVE-2024-0571: Critical Buffer Overflow Vulnerability in Totolink LR1200GB<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A critical vulnerability has been discovered in Totolink LR1200GB&#8217;s version 9.1.0u.6619_B20230130, which may enable remote attackers to initiate a stack-based buffer overflow attack. This vulnerability, named CVE-2024-0571, affects the setSmsCfg function of the file \/cgi-bin\/cstecgi.cgi. It is of particular <a href=\"https:\/\/www.ameeba.com\/blog\/cybersecurity-threats-to-energy-storage-systems-a-rising-concern-for-experts\/\"  data-wpil-monitor-id=\"25397\">concern due to its potential to lead to system<\/a> compromise or data leakage. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41672-critical-cybersecurity-threat-exploiting-default-certificates\/\"  data-wpil-monitor-id=\"91270\">threat is heightened by the fact that the exploit<\/a> has been publicly disclosed, and no response has been forthcoming from the vendor.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2024-0571<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-2024-0573-critical-vulnerability-in-totolink-lr1200gb-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"29028\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-620419803\" 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-2024-0572-critical-vulnerability-in-totolink-lr1200gb-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"28971\">Totolink LR1200GB<\/a> | 9.1.0u.6619_B20230130<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2021-27289-replay-attack-vulnerability-uncovered-in-zigbee-smart-home-kit\/\"  data-wpil-monitor-id=\"35555\">vulnerability is triggered when an attacker<\/a> manipulates the text argument in the setSmsCfg function of the file \/cgi-bin\/cstecgi.cgi. This manipulation can lead to a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-52073-critical-buffer-overflow-exploit-in-network-security-systems\/\"  data-wpil-monitor-id=\"25325\">buffer overflow<\/a>. A <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-52074-critical-buffer-overflow-vulnerability-explained\/\"  data-wpil-monitor-id=\"25340\">buffer overflow<\/a> attack occurs when more data is put into a buffer than it can handle, causing it to overflow and overwriting adjacent memory. In this case, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-39336-a-deep-dive-into-the-remote-code-execution-vulnerability\/\"  data-wpil-monitor-id=\"25320\">remote attackers can exploit this behavior to execute arbitrary code<\/a> or cause a denial of service.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2458767764\" 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 what a HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32567-critical-sql-injection-vulnerability-in-easy-post-duplicator\/\"  data-wpil-monitor-id=\"33178\">POST request exploiting this vulnerability<\/a> might look like:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/cgi-bin\/cstecgi.cgi HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/xml\n&lt;setSmsCfg&gt;\n&lt;text&gt;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...&lt;\/text&gt;\n&lt;\/setSmsCfg&gt;<\/code><\/pre>\n<p>In this example, &#8216;A&#8217; is used as a placeholder for the malicious payload that could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-49251-a-deep-dive-into-the-critical-buffer-overflow-exploit\/\"  data-wpil-monitor-id=\"25440\">overflow the buffer<\/a>.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>Until a patch is available from the vendor, it is recommended to use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as temporary mitigation. These systems can help detect and prevent <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-47992-critical-buffer-overflow-vulnerability-exploit-in-freeimage-library\/\"  data-wpil-monitor-id=\"25566\">buffer overflow<\/a> attacks. However, they are not a permanent solution. Users of the affected product should regularly check for updates from the vendor and apply patches as soon as they become available.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview A critical vulnerability has been discovered in Totolink LR1200GB&#8217;s version 9.1.0u.6619_B20230130, which may enable remote attackers to initiate a stack-based buffer overflow attack. This vulnerability, named CVE-2024-0571, affects the setSmsCfg function of the file \/cgi-bin\/cstecgi.cgi. It is of particular concern due to its potential to lead to system compromise or data leakage. The threat [&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":[86,87],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-21836","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-buffer-overflow","attack_vector-dos"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21836","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=21836"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21836\/revisions"}],"predecessor-version":[{"id":84299,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21836\/revisions\/84299"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=21836"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=21836"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=21836"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=21836"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=21836"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=21836"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=21836"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=21836"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=21836"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}