{"id":21710,"date":"2025-04-11T22:54:56","date_gmt":"2025-04-11T22:54:56","guid":{"rendered":""},"modified":"2025-06-16T05:18:13","modified_gmt":"2025-06-16T11:18:13","slug":"cve-2024-21672-unpatched-confluence-data-center-and-server-prone-to-high-risk-remote-code-execution","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2024-21672-unpatched-confluence-data-center-and-server-prone-to-high-risk-remote-code-execution\/","title":{"rendered":"<strong>CVE-2024-21672: Unpatched Confluence Data Center and Server Prone to High-Risk Remote Code Execution<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The CVE-2024-21672 is a high-severity remote code execution vulnerability affecting the Confluence Data Center and Server. This vulnerability, introduced in version 2.1.0, allows an unauthenticated attacker to remotely execute code on vulnerable systems. The implications of this vulnerability are significant, as it <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5527-critical-vulnerability-exposing-potential-system-compromise-in-tenda-rx3\/\"  data-wpil-monitor-id=\"58741\">exposes sensitive assets to potential<\/a> exploitation. This not only threatens <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-33114-npu-memory-corruption-leading-to-potential-system-compromise-or-data-leakage\/\"  data-wpil-monitor-id=\"31857\">data confidentiality and integrity but also impacts system<\/a> availability. All users of Confluence Data Center and Server are urged to take immediate action to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-51063-understanding-and-mitigating-a-dom-based-xss-vulnerability-in-qstar-archive-solutions\/\"  data-wpil-monitor-id=\"27993\">mitigate the risk posed by this vulnerability<\/a>.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2024-21672<br \/>\nSeverity: High (CVSS Score: 8.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: Required<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-0576-critical-vulnerability-in-totolink-lr1200gb-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"30452\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3043355181\" 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-2024-21673-high-impact-remote-code-execution-vulnerability-in-confluence-data-center-and-server\/\"  data-wpil-monitor-id=\"28864\">Confluence Data Center<\/a> and Server | 2.1.0 &#8211; 7.19<br \/>\n<a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-22526-critical-remote-code-execution-rce-vulnerability-in-confluence-data-center\/\"  data-wpil-monitor-id=\"28897\">Confluence Data<\/a> Center and Server | 2.1.0 &#8211; 8.5<br \/>\nConfluence <a href=\"https:\/\/www.ameeba.com\/blog\/uk-s-new-cybersecurity-measures-a-closer-look-at-impacts-on-data-centers-and-managed-service-providers\/\"  data-wpil-monitor-id=\"30450\">Data Center<\/a> and Server | 2.1.0 &#8211; 8.7<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>An attacker exploiting this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-6532-cross-site-request-forgery-vulnerability-in-wp-blogs-planetarium-wordpress-plugin-vulnerability-summary\/\"  data-wpil-monitor-id=\"25048\">vulnerability could send a specially crafted request<\/a> to the server that houses the Confluence Data Center and Server. Given the right conditions, this request could trigger a sequence of events leading to arbitrary <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-52030-critical-remote-code-execution-vulnerability-in-totolink-a3700r\/\"  data-wpil-monitor-id=\"25060\">code execution<\/a> on the server. The attacker does not need to authenticate with the server to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-47992-critical-buffer-overflow-vulnerability-exploit-in-freeimage-library\/\"  data-wpil-monitor-id=\"25604\">exploit this vulnerability<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1009956170\" 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 hypothetical example of how the <a href=\"https:\/\/www.ameeba.com\/blog\/fortinet-s-fortigate-vulnerability-ssl-vpn-symlink-exploit-puts-user-access-at-risk-post-patching\/\"  data-wpil-monitor-id=\"30451\">vulnerability could be exploited<\/a>. Note that this example does not represent an actual exploit:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/vulnerable\/endpoint HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ &quot;malicious_payload&quot;: &quot;...&quot; }<\/code><\/pre>\n<p>In this example, the attacker sends a JSON object containing a malicious payload to a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-49589-the-critical-remote-code-execution-vulnerability-targeting-web-based-applications\/\"  data-wpil-monitor-id=\"26032\">vulnerable endpoint on the target<\/a> server. If the server is vulnerable and the conditions are right, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-21318-remote-code-execution-in-microsoft-sharepoint-server-via-deserialization\/\"  data-wpil-monitor-id=\"25443\">server could execute<\/a> the malicious payload, providing the attacker with unauthorized access or control over the server.<\/p>\n<p><strong>Recommended Mitigations<\/strong><\/p>\n<p>Atlassian recommends an immediate upgrade to the latest <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-22527-critical-remote-code-execution-vulnerability-in-atlassian-confluence-server-and-data-center\/\"  data-wpil-monitor-id=\"26365\">Confluence Data Center<\/a> and Server version. If upgrading to the latest version is not possible, users should update to a supported release with the fix. If neither is possible, temporary mitigation measures such as implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help protect your system from exploit attempts.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The CVE-2024-21672 is a high-severity remote code execution vulnerability affecting the Confluence Data Center and Server. This vulnerability, introduced in version 2.1.0, allows an unauthenticated attacker to remotely execute code on vulnerable systems. The implications of this vulnerability are significant, as it exposes sensitive assets to potential exploitation. This not only threatens data confidentiality [&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":[80],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-21710","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-rce"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21710","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=21710"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21710\/revisions"}],"predecessor-version":[{"id":52474,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/21710\/revisions\/52474"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=21710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=21710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=21710"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=21710"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=21710"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=21710"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=21710"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=21710"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=21710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}