{"id":72062,"date":"2025-09-06T21:04:28","date_gmt":"2025-09-06T21:04:28","guid":{"rendered":""},"modified":"2025-09-12T00:48:11","modified_gmt":"2025-09-12T06:48:11","slug":"cve-2025-32010-stack-based-buffer-overflow-vulnerability-in-tenda-ac6-cloud-api","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-32010-stack-based-buffer-overflow-vulnerability-in-tenda-ac6-cloud-api\/","title":{"rendered":"<strong>CVE-2025-32010: Stack-based Buffer Overflow Vulnerability in Tenda AC6 Cloud API<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In this blog post, we delve into a critical vulnerability discovered within the Cloud API functionality of Tenda AC6 V5.0 V02.03.01.110. This vulnerability, identified as CVE-2025-32010, presents a significant security risk to numerous systems. It has the potential to do serious harm, including <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54788-sql-injection-vulnerability-in-suitecrm-leading-to-potential-system-compromise-or-data-leakage\/\"  data-wpil-monitor-id=\"80191\">system compromise and data<\/a> leakage. This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7778-arbitrary-file-deletion-vulnerability-in-icons-factory-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"79662\">vulnerability is particularly concerning because it can lead to arbitrary<\/a> code execution when an attacker sends a specially crafted HTTP response, making it an open door for potential malicious activity.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-32010<br \/>\nSeverity: High (8.1 CVSS Score)<br \/>\nAttack Vector: Network-based<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5997-privileged-api-misuse-leads-to-potential-system-compromise-in-beamsec-phishpro\/\"  data-wpil-monitor-id=\"80843\">System Compromise<\/a> or Data Leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1795581139\" 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: 720px;\">\r\n  <h2 style=\"margin-top: 0; font-size: 22px; font-weight: 600; display: flex; align-items: center; letter-spacing: -0.02em;\">\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"display: inline-flex; align-items: center; margin-right: 10px;\">\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: 42px; height: 42px;\" \/>\r\n    <\/a>\r\n    Share secrets securely\r\n  <\/h2>\r\n\r\n  <p style=\"margin-bottom: 14px; color: #d1d5db;\">\r\n    Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.\r\n  <\/p>\r\n\r\n  <p style=\"margin-bottom: 18px; color: #a1a1aa;\">\r\n    Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.\r\n  <\/p>\r\n\r\n  <ul style=\"list-style: none; padding-left: 0; margin-bottom: 24px; color: #e4e4e7;\">\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Encrypted identity<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Private Spaces for organizations and teams<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 End-to-end encrypted chat, calls, files, and notes<\/li>\r\n    <li style=\"margin-bottom: 8px;\">\u2022 Sensitive AI work and protected collaboration<\/li>\r\n    <li>\u2022 Built for information that cannot leak<\/li>\r\n  <\/ul>\r\n\r\n  <p style=\"font-style: italic; font-weight: 600; margin-bottom: 24px; color: #ffffff;\">\r\n    Our mission is to secure human work alongside AI.\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: 8px; font-weight: 500;\">\r\n      Download Ameeba\r\n    <\/a>\r\n\r\n    <a href=\"https:\/\/www.ameeba.com\/chat\" style=\"border: 1px solid #ffffff; color: #ffffff; padding: 10px 20px; text-decoration: none; border-radius: 8px; font-weight: 500;\">\r\n      Learn More\r\n    <\/a>\r\n  <\/div>\r\n<\/div><\/div>\n<p>Product | Affected Versions<\/p>\n<p><a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27129-authentication-bypass-vulnerability-in-tenda-ac6-v5-0-v02-03-01-110\/\"  data-wpil-monitor-id=\"82187\">Tenda AC6 | V5.0<\/a> V02.03.01.110<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability lies in the handling of HTTP responses by the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49661-untrusted-pointer-dereference-vulnerability-in-windows-ancillary-function-driver-for-winsock\/\"  data-wpil-monitor-id=\"80368\">Cloud<\/a> API functionality of the Tenda AC6. When an attacker crafts a specific HTTP response and sends it to the server, it can cause a stack-based <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-9245-high-risk-buffer-overflow-vulnerability-in-linksys-extenders\/\"  data-wpil-monitor-id=\"81043\">buffer overflow<\/a>. This overflow can result in <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43577-use-after-free-vulnerability-in-acrobat-reader-leading-to-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"80141\">arbitrary code<\/a> execution, which signifies that an attacker can run any command or code they want on the compromised system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2856560043\" 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 an attacker might exploit this vulnerability. This includes a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7390-malicious-client-bypass-of-opc-https-server-certificate-trust-check\/\"  data-wpil-monitor-id=\"81870\">malicious HTTP response sent to the server<\/a>.<\/p>\n<pre><code class=\"\" data-line=\"\">HTTP\/1.1 200 OK\nDate: Mon, 23 May 2025 22:38:34 GMT\nServer: Apache\/2.4.1 (Unix)\nContent-Type: text\/html\n&lt;response&gt;\n&lt;data&gt;\n{ &quot;exploit_code_here&quot;: &quot;AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...&quot;}\n&lt;\/data&gt;\n&lt;\/response&gt;<\/code><\/pre>\n<p>In the above example, the exploit_code_here attribute in the data section of the response contains a long string of &#8220;A&#8221;s. If the string is long enough to overload the buffer, it could overwrite the return address on the stack, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-23264-critical-vulnerability-in-nvidia-megatron-lm-may-lead-to-code-execution-and-data-tampering\/\"  data-wpil-monitor-id=\"79904\">leading to arbitrary code execution<\/a>.<\/p>\n<p><strong>Mitigation Measures<\/strong><\/p>\n<p>It is recommended that <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-51991-server-side-template-injection-vulnerability-in-xwiki-s-administration-interface\/\"  data-wpil-monitor-id=\"81394\">administrators immediately apply the vendor patch to fix this vulnerability<\/a>. Alternatively, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation measures. These tools can help detect and block <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47136-integer-underflow-vulnerability-in-indesign-desktop-versions-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"79720\">potential attacks exploiting this vulnerability<\/a>. However, these are stop-gap solutions, and the vendor patch should be applied as soon as possible to ensure comprehensive security.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In this blog post, we delve into a critical vulnerability discovered within the Cloud API functionality of Tenda AC6 V5.0 V02.03.01.110. This vulnerability, identified as CVE-2025-32010, presents a significant security risk to numerous systems. It has the potential to do serious harm, including system compromise and data leakage. This vulnerability is particularly concerning because [&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":[],"attack_vector":[86,80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-72062","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-apache","attack_vector-buffer-overflow","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/72062","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=72062"}],"version-history":[{"count":11,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/72062\/revisions"}],"predecessor-version":[{"id":74694,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/72062\/revisions\/74694"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=72062"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=72062"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=72062"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=72062"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=72062"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=72062"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=72062"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=72062"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=72062"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}