{"id":64117,"date":"2025-08-17T09:38:21","date_gmt":"2025-08-17T09:38:21","guid":{"rendered":""},"modified":"2025-09-05T10:19:45","modified_gmt":"2025-09-05T16:19:45","slug":"cve-2025-25235-server-side-request-forgery-in-omnissa-secure-email-gateway","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-25235-server-side-request-forgery-in-omnissa-secure-email-gateway\/","title":{"rendered":"<strong>CVE-2025-25235: Server-Side Request Forgery in Omnissa Secure Email Gateway<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-25235 is a serious Server-Side Request Forgery (SSRF) vulnerability that affects Omnissa Secure Email Gateway (SEG) running on Windows and UAG platforms. SSRF vulnerabilities are a common issue, but they are especially concerning when they exist in security infrastructure such as Omnissa&#8217;s SEG. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8028-critical-vulnerability-in-firefox-and-thunderbird-due-to-incorrect-computation-of-branch-address\/\"  data-wpil-monitor-id=\"73857\">vulnerability&#8217;s impact is heightened due<\/a> to the possibility of routing network traffic such as HTTP requests to internal networks, potentially leading to system compromise or data leaks.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-25235<br \/>\nSeverity: High (8.6 CVSS Score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-40741-stack-based-overflow-vulnerability-in-solid-edge-se2025-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"75872\">Potential system<\/a> compromise or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-2951166136\" 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>Omnissa Secure Email Gateway (Windows) | Prior to 2.32<br \/>\nOmnissa Secure Email Gateway (UAG) | Prior to 2503<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The vulnerability lies in the ability of an <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-9408-server-side-request-forgery-attack-in-eclipse-glassfish\/\"  data-wpil-monitor-id=\"77205\">attacker to manipulate the server into sending requests<\/a> on their behalf. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-54122-unauthenticated-full-read-ssrf-vulnerability-in-manager-io-manager-accounting-software\/\"  data-wpil-monitor-id=\"72687\">SSRF vulnerability<\/a> in Omnissa&#8217;s SEG allows an attacker to forge requests from the server to internal networks. This could <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49759-sql-injection-vulnerability-in-sql-server-potentially-enabling-privilege-escalation-and-data-leakage\/\"  data-wpil-monitor-id=\"79207\">potentially expose sensitive internal resources and data<\/a>. Depending on the configuration of the internal network, this could even <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46093-critical-vulnerability-in-liquidfiles-allowing-root-access-via-ftp-site-chmod\/\"  data-wpil-monitor-id=\"74515\">allow an attacker to bypass firewalls and access<\/a> internal services.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3046976913\" 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 how an attacker might exploit this vulnerability:<\/p>\n<pre><code class=\"\" data-line=\"\">GET \/fetch?url=http:\/\/internal.example.com\/secrets HTTP\/1.1\nHost: vulnerable.example.com\nContent-Type: application\/json\n{ &quot;malicious_payload&quot;: &quot;...&quot; }<\/code><\/pre>\n<p>In this example, the attacker is instructing the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-44955-critical-vulnerability-in-ruckus-network-director-allows-jail-users-to-gain-root-access\/\"  data-wpil-monitor-id=\"76110\">vulnerable server to fetch a resource from an internal network<\/a> (`http:\/\/internal.example.com\/secrets`) and return the data.<\/p>\n<p><strong>Recommendations for Mitigation<\/strong><\/p>\n<p>The most effective mitigation for this vulnerability is to apply the vendor&#8217;s patch. Omnissa has released updates that rectify this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53641-ssrf-vulnerability-in-postiz-ai-social-media-scheduling-tool\/\"  data-wpil-monitor-id=\"76751\">SSRF vulnerability<\/a> in SEG. Users running SEG on <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-8088-path-traversal-vulnerability-in-windows-version-of-winrar\/\"  data-wpil-monitor-id=\"78686\">Windows should upgrade to version<\/a> 2.32 or later, while users on UAG should upgrade to version 2503 or later.<br \/>\nIn cases where patching is not immediately possible, use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. However, these should be seen as interim solutions only. Long-term <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-20133-remote-access-ssl-vpn-vulnerability-in-cisco-secure-firewall-asa-software-and-secure-ftd-software\/\"  data-wpil-monitor-id=\"76861\">security can only be assured by patching the vulnerability<\/a> at its source.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-25235 is a serious Server-Side Request Forgery (SSRF) vulnerability that affects Omnissa Secure Email Gateway (SEG) running on Windows and UAG platforms. SSRF vulnerabilities are a common issue, but they are especially concerning when they exist in security infrastructure such as Omnissa&#8217;s SEG. The vulnerability&#8217;s impact is heightened due to the possibility of routing [&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":[82],"product":[],"attack_vector":[101],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-64117","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-ssrf"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64117","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=64117"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64117\/revisions"}],"predecessor-version":[{"id":71617,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64117\/revisions\/71617"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=64117"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=64117"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=64117"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=64117"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=64117"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=64117"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=64117"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=64117"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=64117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}