{"id":30884,"date":"2025-04-25T03:14:30","date_gmt":"2025-04-25T03:14:30","guid":{"rendered":""},"modified":"2025-05-14T00:54:06","modified_gmt":"2025-05-14T00:54:06","slug":"cve-2025-28238-session-hijacking-vulnerability-in-elber-reble310-firmware","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-28238-session-hijacking-vulnerability-in-elber-reble310-firmware\/","title":{"rendered":"<strong>CVE-2025-28238: Session Hijacking Vulnerability in Elber REBLE310 Firmware<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The Common Vulnerabilities and Exposures (CVE) system has identified a critical vulnerability &#8211; CVE-2025-28238, within Elber REBLE310 Firmware v5.5.1.R. This vulnerability, characterized by improper session management, has the potential to allow malicious attackers to execute a session hijacking attack, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22900-stack-overflow-vulnerability-in-totolink-n600r-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"35202\">leading to system<\/a> compromise or data leakage. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-39557-severe-unrestricted-file-upload-vulnerability-in-kadence-woocommerce-email-designer\/\"  data-wpil-monitor-id=\"36089\">severity of this vulnerability<\/a>, rated at a high CVSS score of 9.8, underscores its potential to have a severe impact on organizations using affected versions of this firmware.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-28238<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\/yale-new-haven-health-system-data-breach-a-comprehensive-analysis-of-a-cybersecurity-breach-impacting-5-5-million-patients\/\"  data-wpil-monitor-id=\"39636\">System compromise or data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-665411948\" 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>Elber REBLE310 Firmware | v5.5.1.R<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-26683-improper-authorization-vulnerability-in-azure-playwright\/\"  data-wpil-monitor-id=\"35679\">vulnerability CVE-2025-28238 arises from improper<\/a> session management in Elber REBLE310 Firmware. When an authenticated user initiates a session, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-44755-critical-sql-injection-vulnerability-in-sacco-management-system-v1-0\/\"  data-wpil-monitor-id=\"39635\">system does not adequately manage<\/a> or terminate this session. This flaw provides an opportunity for attackers to hijack the session by gaining unauthorized <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-45559-tamaki-hamanoki-line-v-13-6-1-channel-access-token-leakage\/\"  data-wpil-monitor-id=\"35366\">access to session tokens<\/a> or IDs. Once an attacker has control, they can masquerade as the authenticated user, possibly <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30727-unpatched-vulnerability-in-oracle-scripting-leads-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"35782\">leading to unauthorized actions such as system<\/a> compromise or data leakage.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1580641545\" 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 demonstrating how the vulnerability might be exploited. In this scenario, an attacker intercepts the HTTP request of an authenticated session and reuses the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45949-phpgurukul-user-management-system-session-hijacking-vulnerability\/\"  data-wpil-monitor-id=\"41135\">session ID to impersonate the legitimate user<\/a>.<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/resource_endpoint HTTP\/1.1\nHost: target.example.com\nCookie: session_id=1234567890<\/code><\/pre>\n<p>The attacker can then send requests on behalf of the authenticated user, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30391-microsoft-dynamics-input-validation-vulnerability-leading-to-unauthorized-information-disclosure\/\"  data-wpil-monitor-id=\"42613\">leading to unauthorized<\/a> actions.<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/action_endpoint HTTP\/1.1\nHost: target.example.com\nCookie: session_id=1234567890\n{ &quot;malicious_action&quot;: &quot;data_leakage&quot; }<\/code><\/pre>\n<p><strong>Recommendations for Mitigation<\/strong><\/p>\n<p>To mitigate against this vulnerability, it is recommended to apply the vendor patch as soon as it becomes available. In the absence of a vendor patch, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation, detecting and possibly preventing attempts at <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-28242-session-hijacking-vulnerability-in-daenetip4-meto-v1-25\/\"  data-wpil-monitor-id=\"37371\">session hijacking<\/a>. Furthermore, strengthening session management practices, such as enforcing session timeouts and regularly rotating session tokens, can enhance the overall <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-32953-security-vulnerability-in-z80pack-emulator-leading-to-system-compromise\/\"  data-wpil-monitor-id=\"40439\">security of the system<\/a> against such attacks.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The Common Vulnerabilities and Exposures (CVE) system has identified a critical vulnerability &#8211; CVE-2025-28238, within Elber REBLE310 Firmware v5.5.1.R. This vulnerability, characterized by improper session management, has the potential to allow malicious attackers to execute a session hijacking attack, leading to system compromise or data leakage. The severity of this vulnerability, rated at a [&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-30884","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\/30884","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=30884"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/30884\/revisions"}],"predecessor-version":[{"id":37928,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/30884\/revisions\/37928"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=30884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=30884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=30884"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=30884"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=30884"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=30884"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=30884"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=30884"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=30884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}