{"id":81356,"date":"2025-10-03T14:47:35","date_gmt":"2025-10-03T14:47:35","guid":{"rendered":""},"modified":"2025-10-28T22:21:47","modified_gmt":"2025-10-29T04:21:47","slug":"cve-2025-11117-buffer-overflow-vulnerability-in-tenda-ch22-1-0-0-1","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-11117-buffer-overflow-vulnerability-in-tenda-ch22-1-0-0-1\/","title":{"rendered":"<strong>CVE-2025-11117: Buffer Overflow Vulnerability in Tenda CH22 1.0.0.1<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In today&#8217;s world, cybersecurity is of paramount importance and vulnerabilities left unpatched can result in devastating consequences. One such vulnerability, CVE-2025-11117, has been identified in Tenda CH22 1.0.0.1. This is a high-risk <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49387-unrestricted-file-upload-vulnerability-in-drag-and-drop-file-upload-for-elementor-forms\/\"  data-wpil-monitor-id=\"88561\">vulnerability that affects the function formWrlExtraGet of the file<\/a> \/goform\/GstDhcpSetSer. Exploiting this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6971-use-after-free-vulnerability-in-solidworks-edrawings-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"88626\">vulnerability could potentially lead<\/a> to system compromise or data leakage. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-58353-critical-vulnerability-in-promptcraft-forge-studio-due-to-regex-blacklist-sanitization\/\"  data-wpil-monitor-id=\"88644\">vulnerability is particularly concerning due<\/a> to the fact that it can be exploited remotely, posing a significant risk to any system running the affected software.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-11117<br \/>\nSeverity: High (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-2025-9364-critical-open-database-issue-resulting-in-potential-system-compromise\/\"  data-wpil-monitor-id=\"89065\">Potential system<\/a> compromise and data leakage.<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3392298924\" 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-2025-9443-buffer-overflow-vulnerability-in-tenda-ch22-1-0-0-1-potentially-leads-to-system-compromise\/\"  data-wpil-monitor-id=\"89005\">Tenda | CH22<\/a> 1.0.0.1<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploitation of this vulnerability revolves around the manipulation of the argument &#8216;dips&#8217; in the function formWrlExtraGet of the file \/goform\/GstDhcpSetSer. The vulnerability is triggered when overly large data is input into the &#8216;dips&#8217; argument, causing a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-10120-critical-buffer-overflow-vulnerability-in-tenda-ac20-routers\/\"  data-wpil-monitor-id=\"88588\">buffer overflow<\/a>. <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9527-remote-stack-based-buffer-overflow-vulnerability-in-linksys-e1700-routers\/\"  data-wpil-monitor-id=\"88565\">Buffer overflow vulnerabilities<\/a> occur when the volume of data exceeds the storage capacity of the buffer, causing the extra information to overflow into adjacent storage spaces. This can corrupt or overwrite the data stored in these spaces, causing erratic program behavior, including memory access errors, incorrect results, program termination or a breach of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7093-critical-vulnerability-in-belkin-f9k1122-1-00-33-impacting-system-security-and-data-integrity\/\"  data-wpil-monitor-id=\"91223\">system security<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3700972383\" 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>The following pseudo-code <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30330-heap-based-buffer-overflow-vulnerability-in-illustrator-versions-29-3-28-7-5-and-earlier\/\"  data-wpil-monitor-id=\"91685\">illustrates a conceptual example of how this vulnerability<\/a> might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/goform\/GstDhcpSetSer HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/x-www-form-urlencoded\ndips=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...<\/code><\/pre>\n<p>In the above code, the &#8216;A&#8217;s represent an overly long string that is the input used to trigger the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9525-critical-stack-based-buffer-overflow-vulnerability-in-linksys-e1700\/\"  data-wpil-monitor-id=\"88804\">buffer overflow<\/a>. This input would need to be crafted to suit the specific system being targeted.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>The most effective way to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43728-protection-mechanism-failure-vulnerability-in-dell-thinos\/\"  data-wpil-monitor-id=\"90240\">protect against this vulnerability<\/a> is to apply the latest patches and updates provided by the vendor. In the absence of a patch, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation measure by identifying and blocking malicious traffic. However, these are not foolproof and should not be relied upon as a long-term solution. It is also recommended to regularly monitor <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32706-windows-common-log-file-system-driver-privilege-elevation-vulnerability\/\"  data-wpil-monitor-id=\"91759\">system logs<\/a> for any suspicious activity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In today&#8217;s world, cybersecurity is of paramount importance and vulnerabilities left unpatched can result in devastating consequences. One such vulnerability, CVE-2025-11117, has been identified in Tenda CH22 1.0.0.1. This is a high-risk vulnerability that affects the function formWrlExtraGet of the file \/goform\/GstDhcpSetSer. Exploiting this vulnerability could potentially lead to system compromise or data leakage. [&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-81356","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\/81356","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=81356"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/81356\/revisions"}],"predecessor-version":[{"id":84931,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/81356\/revisions\/84931"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=81356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=81356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=81356"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=81356"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=81356"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=81356"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=81356"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=81356"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=81356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}