{"id":59444,"date":"2025-07-17T12:38:25","date_gmt":"2025-07-17T12:38:25","guid":{"rendered":""},"modified":"2025-10-14T11:36:37","modified_gmt":"2025-10-14T17:36:37","slug":"cve-2025-7418-critical-buffer-overflow-vulnerability-in-tenda-o3v2","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-7418-critical-buffer-overflow-vulnerability-in-tenda-o3v2\/","title":{"rendered":"<strong>CVE-2025-7418: Critical Buffer Overflow Vulnerability in Tenda O3V2<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The security vulnerability CVE-2025-7418 is a critical issue found in the Tenda O3V2 1.0.0.12(3880) which can potentially lead to a system compromise or data leakage. This vulnerability affects the function fromPingResultGet of the file \/goform\/setPing of the component httpd. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47998-severe-heap-based-buffer-overflow-vulnerability-in-windows-routing-and-remote-access-service\/\"  data-wpil-monitor-id=\"67340\">severity of this vulnerability<\/a>, based on its CVSS score, makes it a high-priority issue for any organization utilizing this product.<br \/>\nThis vulnerability matters because it allows potential attackers to manipulate the &#8216;destIP&#8217; argument, causing a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7596-critical-remote-buffer-overflow-vulnerability-in-tenda-fh1205\/\"  data-wpil-monitor-id=\"66420\">buffer overflow<\/a>. This type of attack can cause the application to crash, execute arbitrary code, or even <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46835-high-risk-vulnerability-in-git-gui-allows-unauthorized-file-overwrite\/\"  data-wpil-monitor-id=\"66853\">allow unauthorized<\/a> access to sensitive data. What&#8217;s worse is that this exploit can be conducted remotely, making it a significant threat to the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5243-critical-security-vulnerability-in-smg-software-information-portal\/\"  data-wpil-monitor-id=\"67972\">security of any systems running the affected software<\/a>.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-7418<br \/>\nSeverity: Critical (8.8 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7837-critical-vulnerability-in-totolink-t6-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"71035\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3041486732\" 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>Tenda O3V2 | 1.0.0.12(3880)<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49886-critical-php-local-file-inclusion-vulnerability-in-webgeniuslab-zikzag-core\/\"  data-wpil-monitor-id=\"66143\">vulnerability lies within the fromPingResultGet function of the \/goform\/setPing file<\/a>. By manipulating the &#8216;destIP&#8217; argument, an attacker can cause a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8243-critical-buffer-overflow-vulnerability-in-totolink-x15-http-post-request-handler\/\"  data-wpil-monitor-id=\"66854\">buffer overflow<\/a>. This overflow can overwrite the application&#8217;s stack, potentially <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"67341\">allowing for execution of arbitrary code or causing the application<\/a> to crash. This attack can be initiated <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-37124-unauthenticated-remote-firewall-bypass-on-hpe-aruba-networking-sd-wan-gateways\/\"  data-wpil-monitor-id=\"89781\">remotely over a network<\/a>, making it even more dangerous.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3252870525\" 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 how this vulnerability could be exploited might look something like this:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/goform\/setPing HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\ndestIP=192.168.1.1%00[buffer overflow payload]<\/code><\/pre>\n<p>In this example, the attacker sends a specially crafted POST <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-36845-server-side-request-forgery-ssrf-vulnerability-in-eveo-urve-web-manager\/\"  data-wpil-monitor-id=\"71036\">request to the vulnerable<\/a> endpoint. The &#8216;destIP&#8217; argument is manipulated with a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7597-critical-stack-based-buffer-overflow-vulnerability-in-tenda-ax1803-1-0-0-1\/\"  data-wpil-monitor-id=\"66957\">buffer overflow<\/a> payload, which triggers the vulnerability.<\/p>\n<p><strong>Recommended Mitigation<\/strong><\/p>\n<p>The best way to mitigate this vulnerability is to apply the vendor patch as soon as it is available. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help to detect and prevent <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-7457-macos-authorization-model-exploit-leading-to-potential-mitm-attacks\/\"  data-wpil-monitor-id=\"80081\">potential exploitation<\/a> attempts. Always ensure that your systems are up-to-date with the latest security patches, and consider implementing a robust cybersecurity strategy that includes regular <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41687-stack-based-buffer-overflow-vulnerability-in-u-link-management-api\/\"  data-wpil-monitor-id=\"68295\">vulnerability scanning and patch management<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The security vulnerability CVE-2025-7418 is a critical issue found in the Tenda O3V2 1.0.0.12(3880) which can potentially lead to a system compromise or data leakage. This vulnerability affects the function fromPingResultGet of the file \/goform\/setPing of the component httpd. The severity of this vulnerability, based on its CVSS score, makes it a high-priority issue [&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":[103],"product":[104],"attack_vector":[86],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59444","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-apache","product-apache-httpd","attack_vector-buffer-overflow"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59444","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=59444"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59444\/revisions"}],"predecessor-version":[{"id":82653,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59444\/revisions\/82653"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59444"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59444"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59444"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59444"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59444"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59444"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}