{"id":51130,"date":"2025-06-11T11:24:31","date_gmt":"2025-06-11T11:24:31","guid":{"rendered":""},"modified":"2025-09-03T10:34:15","modified_gmt":"2025-09-03T16:34:15","slug":"cve-2025-5608-critical-remote-buffer-overflow-vulnerability-in-tenda-ac18","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-5608-critical-remote-buffer-overflow-vulnerability-in-tenda-ac18\/","title":{"rendered":"<strong>CVE-2025-5608: Critical Remote Buffer Overflow Vulnerability in Tenda AC18<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-5608 is a critical vulnerability found in Tenda AC18 15.03.05.05, a widely used wireless router. This vulnerability lies in the formsetreboottimer function of the file \/goform\/SetSysAutoRebbotCfg. It is of particular concern because the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32286-critical-php-remote-file-inclusion-vulnerability-in-apustheme-butcher\/\"  data-wpil-monitor-id=\"57321\">vulnerability can be exploited remotely<\/a>, posing a significant risk to users&#8217; data security and system integrity. With the exploit already disclosed to the public, immediate actions are required to mitigate the threat.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-5608<br \/>\nSeverity: Critical (8.8\/10)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2021-47668-linux-kernel-vulnerability-leading-to-potential-system-compromise-or-data-leakage\/\"  data-wpil-monitor-id=\"57630\">Potential system compromise or data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1169001168\" 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-2025-5609-critical-buffer-overflow-vulnerability-in-tenda-ac18-15-03-05-05\/\"  data-wpil-monitor-id=\"59954\">Tenda | AC18<\/a> 15.03.05.05<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-1273-heap-based-overflow-vulnerability-in-autodesk-applications\/\"  data-wpil-monitor-id=\"57319\">vulnerability is a buffer overflow<\/a> that occurs when an overly long argument is fed to the &#8216;rebootTime&#8217; parameter in the formsetreboottimer function in the \/goform\/SetSysAutoRebbotCfg file of Tenda AC18. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32105-buffer-overflow-vulnerability-in-sangoma-img2020-http-server-leading-to-remote-code-execution\/\"  data-wpil-monitor-id=\"58524\">overflow can then be manipulated to execute arbitrary code<\/a> on the system. Given that this operation can be performed remotely, an attacker does not need physical <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48881-unauthorized-access-and-modification-vulnerability-in-valtimo-business-process-automation\/\"  data-wpil-monitor-id=\"57374\">access to the device to exploit this vulnerability<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-4199124437\" 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 the vulnerability might be exploited. This could be a sample <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5671-critical-buffer-overflow-vulnerability-in-totolink-n302r-plus-http-post-request-handler\/\"  data-wpil-monitor-id=\"59499\">HTTP POST request<\/a> that sends an overly long rebootTime parameter:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/goform\/SetSysAutoRebbotCfg HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\nrebootTime=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA......<\/code><\/pre>\n<p>In this example, the &#8216;A&#8217;s represent an overly long argument, causing <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-29625-critical-buffer-overflow-vulnerability-in-astrolog-v7-70\/\"  data-wpil-monitor-id=\"57629\">buffer overflow<\/a>. An attacker could replace these &#8216;A&#8217;s with malicious code designed to compromise the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-49835-memory-corruption-vulnerability-leading-to-potential-data-leakage-or-system-compromise\/\"  data-wpil-monitor-id=\"58405\">system or leak data<\/a>.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>Users of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9023-buffer-overflow-vulnerability-in-tenda-ac7-and-ac18-routers\/\"  data-wpil-monitor-id=\"78251\">Tenda AC18<\/a> 15.03.05.05 are advised to apply the vendor&#8217;s patch as soon as possible. If the patch cannot be immediately applied, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation, effectively <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8059-critical-privilege-escalation-vulnerability-in-b-blocks-wordpress-plugin\/\"  data-wpil-monitor-id=\"76401\">blocking attempts to exploit this vulnerability<\/a>. As always, users should ensure that their systems and applications are regularly updated to the most recent <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48477-critical-vulnerability-in-freescout-prior-to-version-1-8-180\/\"  data-wpil-monitor-id=\"57815\">versions to protect against known vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-5608 is a critical vulnerability found in Tenda AC18 15.03.05.05, a widely used wireless router. This vulnerability lies in the formsetreboottimer function of the file \/goform\/SetSysAutoRebbotCfg. It is of particular concern because the vulnerability can be exploited remotely, posing a significant risk to users&#8217; data security and system integrity. With the exploit already disclosed [&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-51130","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\/51130","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=51130"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/51130\/revisions"}],"predecessor-version":[{"id":70627,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/51130\/revisions\/70627"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=51130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=51130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=51130"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=51130"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=51130"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=51130"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=51130"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=51130"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=51130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}