{"id":59516,"date":"2025-07-20T14:10:15","date_gmt":"2025-07-20T14:10:15","guid":{"rendered":""},"modified":"2025-10-01T23:02:19","modified_gmt":"2025-10-02T05:02:19","slug":"cve-2024-31853-critical-tls-server-certificate-verification-vulnerability-in-sicam-toolbox-ii","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2024-31853-critical-tls-server-certificate-verification-vulnerability-in-sicam-toolbox-ii\/","title":{"rendered":"<strong>CVE-2024-31853: Critical TLS Server Certificate Verification Vulnerability in SICAM TOOLBOX II<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is fraught with challenges, amongst which is the newly identified vulnerability CVE-2024-31853. This critical weakness has been found in SICAM TOOLBOX II, impacting all versions prior to V07.11. The vulnerability is particularly alarming as it exposes a glaring loophole in the secure HTTPS connection establishment process with the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-41687-stack-based-buffer-overflow-vulnerability-in-u-link-management-api\/\"  data-wpil-monitor-id=\"68301\">TLS server<\/a> of a managed device. The application fails to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2022-38692-critical-rsa-key-size-validation-vulnerability-in-bootrom\/\"  data-wpil-monitor-id=\"84507\">validate the extended key<\/a> usage attribute of the device&#8217;s certificate, paving the way for potential on-path network (MitM) attacks.<br \/>\nAs a result, this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-31854-critical-tls-server-certificate-validation-vulnerability-in-sicam-toolbox-ii\/\"  data-wpil-monitor-id=\"70009\">vulnerability holds significant implications for any organization utilizing SICAM TOOLBOX<\/a> II, as it could lead to system compromise or data leakage. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48581-critical-security-flaw-allowing-local-privilege-escalation-in-mainline-installations\/\"  data-wpil-monitor-id=\"87122\">security flaw<\/a> is hence of paramount concern and necessitates immediate attention and mitigation.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2024-31853<br \/>\nSeverity: Critical (CVSS: 8.1)<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=\"70748\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-984287984\" 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>SICAM TOOLBOX II | All versions < V07.11\n\n<strong>How the Exploit Works<\/strong><\/p>\n<p>This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-52950-unauthorized-access-exploitation-in-juniper-networks-security-director\/\"  data-wpil-monitor-id=\"74021\">exploit takes advantage of the security<\/a> oversight in SICAM TOOLBOX II&#8217;s HTTPS connection establishment process. Specifically, when establishing a secure <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47955-windows-remote-access-connection-manager-privilege-escalation-vulnerability\/\"  data-wpil-monitor-id=\"74019\">connection to the TLS server of a managed<\/a> device, the application does not verify the extended key usage attribute of the server&#8217;s certificate.<br \/>\nThis absence of verification can be <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42959-unauthenticated-replay-attack-exploiting-hmac-reuse\/\"  data-wpil-monitor-id=\"74022\">exploited by an attacker<\/a> to conduct an on-path network (MitM) attack. The attacker can present a certificate that, although valid in itself, is not intended for the specific server&#8217;s identity. Since the application does not check for this, it accepts the certificate, and the attacker gains a foothold to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7837-critical-vulnerability-in-totolink-t6-potentially-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"71015\">potentially compromise the system<\/a> or leak data.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p>\n<p>Here&#8217;s a conceptual example of how an attacker may exploit this vulnerability:<\/p><div id=\"ameeb-95867298\" 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<pre><code class=\"\" data-line=\"\">GET \/secure\/connection HTTP\/1.1\nHost: vulnerable.server.com\nConnection: Upgrade\nUpgrade: TLS\/1.3\n---- BEGIN CERTIFICATE ----\n[Insert malicious certificate here]\n---- END CERTIFICATE ----<\/code><\/pre>\n<p>In this example, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-9408-server-side-request-forgery-attack-in-eclipse-glassfish\/\"  data-wpil-monitor-id=\"77224\">attacker initiates a GET request to the TLS server<\/a>. They include their <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7390-malicious-client-bypass-of-opc-https-server-certificate-trust-check\/\"  data-wpil-monitor-id=\"81859\">malicious certificate<\/a> in the request. Since SICAM TOOLBOX II does not properly verify the extended key usage attribute of the certificate, it accepts the attacker&#8217;s certificate, opening up the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43192-critical-configuration-issue-in-macos-allowing-potential-system-compromise\/\"  data-wpil-monitor-id=\"74020\">system to potential<\/a> exploits.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is fraught with challenges, amongst which is the newly identified vulnerability CVE-2024-31853. This critical weakness has been found in SICAM TOOLBOX II, impacting all versions prior to V07.11. The vulnerability is particularly alarming as it exposes a glaring loophole in the secure HTTPS connection establishment process with the TLS server 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-59516","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\/59516","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=59516"}],"version-history":[{"count":9,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59516\/revisions"}],"predecessor-version":[{"id":79966,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59516\/revisions\/79966"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59516"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59516"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59516"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59516"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59516"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59516"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}