{"id":59496,"date":"2025-07-19T18:02:05","date_gmt":"2025-07-19T18:02:05","guid":{"rendered":""},"modified":"2025-09-03T19:03:57","modified_gmt":"2025-09-04T01:03:57","slug":"cve-2013-3307-command-injection-vulnerability-in-linksys-routers","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2013-3307-command-injection-vulnerability-in-linksys-routers\/","title":{"rendered":"<strong>CVE-2013-3307: Command Injection Vulnerability in Linksys Routers<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The Common Vulnerability and Exposure (CVE) identifier CVE-2013-3307 refers to a critical security flaw found in certain versions of Linksys routers. This vulnerability affects E1000 devices through version 2.1.02, E1200 devices before version 2.0.05, and E3200 devices through version 1.0.04. This security issue allows attackers to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45346-sql-injection-vulnerability-in-bacula-web-resulting-in-potential-system-compromise\/\"  data-wpil-monitor-id=\"67907\">inject operating system<\/a> commands via shell metacharacters in the apply.cgi ping_ip parameter on TCP port 52000. The severity of this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8060-critical-vulnerability-in-tenda-ac23-leading-to-stack-based-buffer-overflow\/\"  data-wpil-monitor-id=\"67906\">vulnerability is underscored by its potential to lead<\/a> to a full system compromise or data leakage.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2013-3307<br \/>\nSeverity: High (8.3 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50160-heap-based-buffer-overflow-in-windows-rras-posing-system-compromise-risk\/\"  data-wpil-monitor-id=\"78525\">System compromise<\/a>, data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-755175798\" 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>Linksys E1000 | Versions up to 2.1.02<br \/>\nLinksys E1200 | Versions before 2.0.05<br \/>\nLinksys E3200 | Versions up to 1.0.04<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52950-unauthorized-access-exploitation-in-juniper-networks-security-director\/\"  data-wpil-monitor-id=\"77648\">exploit takes advantage of a security<\/a> oversight in the web interface of the affected Linksys routers. More specifically, it exploits the routers&#8217; lack of proper <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53652-jenkins-git-parameter-plugin-unvalidated-input-vulnerability\/\"  data-wpil-monitor-id=\"68620\">input sanitization in the apply.cgi ping_ip parameter<\/a>, which allows for the injection of shell metacharacters. An attacker can use these metacharacters to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7097-critical-command-injection-vulnerability-in-comodo-internet-security-premium\/\"  data-wpil-monitor-id=\"68219\">inject and execute arbitrary OS commands<\/a>. The attack can be initiated <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26396-local-privilege-escalation-vulnerability-in-solarwinds-dameware-mini-remote-control\/\"  data-wpil-monitor-id=\"70058\">remotely over the network without requiring any privileges<\/a> or user interaction, making this a particularly dangerous vulnerability.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1106555001\" 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 is a conceptual example of a malicious HTTP <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52362-critical-server-side-request-forgery-vulnerability-in-phproxy\/\"  data-wpil-monitor-id=\"71173\">request exploiting this vulnerability<\/a>:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/apply.cgi HTTP\/1.1\nHost: &lt;Router IP&gt;:52000\nContent-Type: application\/x-www-form-urlencoded\nping_ip=;cat \/etc\/passwd;<\/code><\/pre>\n<p>In this example, the attacker sends a POST request to the apply.cgi endpoint on the router&#8217;s web interface. The &#8220;ping_ip&#8221; parameter is set to a command that, when executed, will return the contents of the \/etc\/passwd file, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7837-critical-vulnerability-in-totolink-t6-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"71174\">potentially revealing sensitive system<\/a> information. Note that this is a simplified example, the actual attack may involve more complex <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3499-unauthenticated-rest-apis-expose-system-to-os-command-injection-attacks\/\"  data-wpil-monitor-id=\"77647\">commands and require further knowledge of the target system<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The Common Vulnerability and Exposure (CVE) identifier CVE-2013-3307 refers to a critical security flaw found in certain versions of Linksys routers. This vulnerability affects E1000 devices through version 2.1.02, E1200 devices before version 2.0.05, and E3200 devices through version 1.0.04. This security issue allows attackers to inject operating system commands via shell metacharacters in [&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":[78],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59496","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-injection"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59496","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=59496"}],"version-history":[{"count":7,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59496\/revisions"}],"predecessor-version":[{"id":70900,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59496\/revisions\/70900"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59496"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59496"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59496"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59496"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59496"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59496"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59496"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59496"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}