{"id":30525,"date":"2025-04-24T16:09:00","date_gmt":"2025-04-24T16:09:00","guid":{"rendered":""},"modified":"2025-05-30T17:54:02","modified_gmt":"2025-05-30T23:54:02","slug":"cve-2025-29042-critical-code-execution-vulnerability-in-dlink-dir-832x-240802","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-29042-critical-code-execution-vulnerability-in-dlink-dir-832x-240802\/","title":{"rendered":"<strong>CVE-2025-29042: Critical Code Execution Vulnerability in dlink DIR 832x 240802<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-29042 is an exploitable vulnerability that resides in dlink DIR 832x 240802. The issue allows remote attackers to execute arbitrary code via the macaddr key value to the function 0x42232c. This vulnerability is of significant concern as the exploitation could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-27286-deserialization-of-untrusted-data-leads-to-object-injection-in-saoshyant-slider\/\"  data-wpil-monitor-id=\"37030\">lead to potential system compromise or data<\/a> leakage. With a CVSS Severity Score of 9.8, this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-28137-critical-pre-auth-remote-command-execution-vulnerability-in-totolink-a810r\/\"  data-wpil-monitor-id=\"34763\">vulnerability is classified as critical<\/a> and requires immediate attention.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-29042<br \/>\nSeverity: Critical (9.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3914-potential-arbitrary-file-uploads-and-system-compromise-in-aeropage-sync-for-airtable-wordpress-plugin\/\"  data-wpil-monitor-id=\"41207\">System compromise<\/a>, potential data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-1114804978\" 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-2025-29040-critical-vulnerability-in-dlink-dir-832x-240802-allows-remote-code-execution\/\"  data-wpil-monitor-id=\"36898\">dlink DIR 832x<\/a> | 240802<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>An attacker <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-50123-exploitable-vulnerability-in-hozard-alarm-system-sms-authentication\/\"  data-wpil-monitor-id=\"34921\">exploits this vulnerability<\/a> by sending a specially crafted request that includes a malicious macaddr key value to the function 0x42232c of the dlink DIR 832x 240802. Since the function does not correctly validate or sanitize the macaddr key value, an attacker can <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24297-high-risk-javascript-code-injection-vulnerability\/\"  data-wpil-monitor-id=\"35822\">inject arbitrary code<\/a> which is then executed in the context of the application. This could lead to various impacts, including <a href=\"https:\/\/www.ameeba.com\/blog\/yale-new-haven-health-system-data-breach-a-comprehensive-analysis-of-a-cybersecurity-breach-impacting-5-5-million-patients\/\"  data-wpil-monitor-id=\"41208\">system compromise or data<\/a> leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-298114534\" 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 is a conceptual example of how the vulnerability might be exploited, in the form of an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4829-critical-buffer-overflow-vulnerability-in-totolink-http-post-request-handler\/\"  data-wpil-monitor-id=\"52237\">HTTP request<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/function\/0x42232c HTTP\/1.1\nHost: vulnerable_dlink_device\nContent-Type: application\/json\n{ &quot;macaddr&quot;: &quot;malicious_code_here&quot; }<\/code><\/pre>\n<p>In this example, the &#8220;macaddr&#8221; key contains malicious <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32433-unauthenticated-remote-code-execution-vulnerability-in-erlang-otp-ssh-server\/\"  data-wpil-monitor-id=\"36465\">code that is executed<\/a> when the request is processed by the dlink DIR 832x 240802. The exact nature of the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32958-critical-adept-language-vulnerability-allowing-malicious-code-execution\/\"  data-wpil-monitor-id=\"38225\">malicious code<\/a> would depend on the attacker&#8217;s objectives.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>To mitigate this vulnerability, users are advised to apply the vendor-provided patch as soon as possible. As a temporary mitigation, users could employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to detect and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-38657-out-of-bounds-write-vulnerability-in-gtkwave-lxt2-zlib-block-decompression\/\"  data-wpil-monitor-id=\"43173\">block attempts to exploit this vulnerability<\/a>. However, these measures are not foolproof and the best protection is updating the affected software to a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-7224-openvpn-connect-vulnerability-in-macos-versions-3-0-to-3-4-6\/\"  data-wpil-monitor-id=\"41206\">version in which the vulnerability<\/a> has been fixed.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-29042 is an exploitable vulnerability that resides in dlink DIR 832x 240802. The issue allows remote attackers to execute arbitrary code via the macaddr key value to the function 0x42232c. This vulnerability is of significant concern as the exploitation could lead to potential system compromise or data leakage. With a CVSS Severity Score of [&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":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-30525","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/30525","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=30525"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/30525\/revisions"}],"predecessor-version":[{"id":46733,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/30525\/revisions\/46733"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=30525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=30525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=30525"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=30525"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=30525"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=30525"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=30525"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=30525"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=30525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}