{"id":59295,"date":"2025-07-11T20:40:32","date_gmt":"2025-07-11T20:40:32","guid":{"rendered":""},"modified":"2025-09-26T20:58:46","modified_gmt":"2025-09-27T02:58:46","slug":"cve-2025-7091-critical-buffer-overflow-vulnerability-in-belkin-f9k1122-1-00-33","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-7091-critical-buffer-overflow-vulnerability-in-belkin-f9k1122-1-00-33\/","title":{"rendered":"<strong>CVE-2025-7091: Critical Buffer Overflow Vulnerability in Belkin F9K1122 1.00.33<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>A critical vulnerability has been identified in the Belkin F9K1122 version 1.00.33. This vulnerability, tracked as CVE-2025-7091, can potentially lead to system compromise or data leakage. It impacts the function formWlanMP of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31100-unrestricted-file-upload-leads-to-web-shell-deployment-in-mojoomla-school-management\/\"  data-wpil-monitor-id=\"84734\">file \/goform\/formWlanMP of the component webs<\/a>. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-28998-remote-file-inclusion-vulnerability-in-serped-net-php-program\/\"  data-wpil-monitor-id=\"65842\">vulnerability matters because it can be exploited remotely<\/a>, and the exploit details have been made public. Furthermore, the vendor has not responded to early disclosure, leaving the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"67093\">systems vulnerable<\/a>.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-7091<br \/>\nSeverity: Critical, with a 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-2025-46334-critical-vulnerability-in-git-gui-enables-potential-system-compromise\/\"  data-wpil-monitor-id=\"70788\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-4144570130\" 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-2025-7090-critical-buffer-overflow-vulnerability-in-belkin-f9k1122-1-00-33\/\"  data-wpil-monitor-id=\"70787\">Belkin F9K1122<\/a> | 1.00.33<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability exists due to a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49883-critical-php-remote-file-inclusion-vulnerability-in-thembay-greenmart\/\"  data-wpil-monitor-id=\"65841\">buffer overflow<\/a> within the function formWlanMP of the file \/goform\/formWlanMP. This overflow is triggered by manipulating <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24325-improper-input-validation-in-intel-r-800-series-ethernet-driver-allows-potential-escalation-of-privilege\/\"  data-wpil-monitor-id=\"80490\">inputs to a series<\/a> of arguments. By sending a specially crafted input to these arguments, an attacker can cause the system to write data beyond the intended buffer space, potentially leading to system crashes or, more worryingly, allowing the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26074-remote-code-execution-vulnerability-in-orkes-conductor-v3-21-11\/\"  data-wpil-monitor-id=\"67095\">execution of arbitrary code<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-406711301\" 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>Below is a conceptual example of how this <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=\"67094\">vulnerability might be exploited using a HTTP POST request<\/a> with specifically crafted malicious data:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/goform\/formWlanMP HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\nateFunc=OVERFLOW_DATA&amp;ateGain=OVERFLOW_DATA&amp;ateTxCount=OVERFLOW_DATA&amp;ateChan=OVERFLOW_DATA&amp;ateRate=OVERFLOW_DATA&amp;ateMacID=OVERFLOW_DATA&amp;e2pTxPower1=OVERFLOW_DATA&amp;e2pTxPower2=OVERFLOW_DATA&amp;e2pTxPower3=OVERFLOW_DATA&amp;e2pTxPower4=OVERFLOW_DATA&amp;e2pTxPower5=OVERFLOW_DATA&amp;e2pTxPower6=OVERFLOW_DATA&amp;e2pTxPower7=OVERFLOW_DATA&amp;e2pTx2Power1=OVERFLOW_DATA&amp;e2pTx2Power2=OVERFLOW_DATA&amp;e2pTx2Power3=OVERFLOW_DATA&amp;e2pTx2Power4=OVERFLOW_DATA&amp;e2pTx2Power5=OVERFLOW_DATA&amp;e2pTx2Power6=OVERFLOW_DATA&amp;e2pTx2Power7=OVERFLOW_DATA&amp;ateTxFreqOffset=OVERFLOW_DATA&amp;ateMode=OVERFLOW_DATA&amp;ateBW=OVERFLOW_DATA&amp;ateAntenna=OVERFLOW_DATA&amp;e2pTxFreqOffset=OVERFLOW_DATA&amp;e2pTxPwDeltaB=OVERFLOW_DATA&amp;e2pTxPwDeltaG=OVERFLOW_DATA&amp;e2pTxPwDeltaMix=OVERFLOW_DATA&amp;e2pTxPwDeltaN=OVERFLOW_DATA&amp;readE2P=OVERFLOW_DATA<\/code><\/pre>\n<p>In this example, &#8220;OVERFLOW_DATA&#8221; would be replaced with the data intended to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8168-critical-buffer-overflow-vulnerability-in-d-link-dir-513-1-10\/\"  data-wpil-monitor-id=\"67092\">overflow the buffer<\/a>.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>As of now, the vendor has not provided any patches for this vulnerability. As a temporary mitigation, it is recommended to implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS) that can detect and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8059-critical-privilege-escalation-vulnerability-in-b-blocks-wordpress-plugin\/\"  data-wpil-monitor-id=\"76434\">block attempts to exploit this vulnerability<\/a>. Users are encouraged to keep a close watch on any 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 identified in the Belkin F9K1122 version 1.00.33. This vulnerability, tracked as CVE-2025-7091, can potentially lead to system compromise or data leakage. It impacts the function formWlanMP of the file \/goform\/formWlanMP of the component webs. This vulnerability matters because it can be exploited remotely, and the exploit details have been [&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-59295","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\/59295","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=59295"}],"version-history":[{"count":7,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59295\/revisions"}],"predecessor-version":[{"id":77519,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59295\/revisions\/77519"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59295"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59295"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59295"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59295"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59295"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59295"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}