{"id":37891,"date":"2025-05-13T02:54:36","date_gmt":"2025-05-13T02:54:36","guid":{"rendered":""},"modified":"2025-10-22T00:14:19","modified_gmt":"2025-10-22T06:14:19","slug":"cve-2025-2777-unauthenticated-xml-external-entity-xxe-vulnerability-in-sysaid-on-prem","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-2777-unauthenticated-xml-external-entity-xxe-vulnerability-in-sysaid-on-prem\/","title":{"rendered":"<strong>CVE-2025-2777: Unauthenticated XML External Entity (XXE) Vulnerability in SysAid On-Prem<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>CVE-2025-2777 is a critical vulnerability in SysAid On-Prem versions up to and including 23.3.40. This vulnerability results from an unauthenticated XML External Entity (XXE) problem in the lshw processing functionality. If exploited successfully, this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30391-microsoft-dynamics-input-validation-vulnerability-leading-to-unauthorized-information-disclosure\/\"  data-wpil-monitor-id=\"42592\">vulnerability can lead<\/a> to administrator account takeover and file read, potentially compromising the system and leading to data leakage. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-37442-severe-out-of-bounds-read-vulnerabilities-in-gtkwave-3-3-115\/\"  data-wpil-monitor-id=\"42667\">severity and broad impact of this vulnerability<\/a> make it a pressing concern that requires immediate attention and mitigation.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-2777<br \/>\nSeverity: Critical (CVSS: 9.3)<br \/>\nAttack Vector: <a class=\"wpil_keyword_link\" href=\"https:\/\/www.ameeba.com\"   title=\"Network\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"42648\">Network<\/a><br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: Administrator account takeover, potential system compromise, and <a class=\"wpil_keyword_link\" href=\"https:\/\/chat.ameeba.com\"   title=\"data\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"42649\">data<\/a> leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-4116073193\" 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-2025-2776-unauthenticated-xxe-vulnerability-in-sysaid-on-prem-leading-to-admin-account-takeover\/\"  data-wpil-monitor-id=\"43696\">SysAid On-Prem<\/a> |<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2905-critical-xxe-vulnerability-in-wso2-api-manager-gateway\/\"  data-wpil-monitor-id=\"43106\">XXE vulnerability<\/a> in SysAid On-Prem&#8217;s lshw processing functionality allows attackers to send specially crafted XML requests. These requests can force the software to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-24522-unauthenticated-remote-access-to-node-red-server-in-kunbus-revolution-pi-os-bookworm\/\"  data-wpil-monitor-id=\"42778\">access arbitrary files on the system or engage in Server<\/a> Side Request Forgery (SSRF). This can lead to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-3952-unauthorized-modification-of-data-in-projectopia-wordpress-plugin\/\"  data-wpil-monitor-id=\"42588\">unauthorized access to sensitive data<\/a>, system files, or even result in the attacker taking over the administrator account, thus compromising the entire system.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-2332463204\" 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 conceptual example of how the vulnerability might be exploited:<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/lshw\/process HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/xml\n&lt;?xml version=&quot;1.0&quot; encoding=&quot;ISO-8859-1&quot;?&gt;\n&lt;!DOCTYPE foo [\n&lt;!ELEMENT foo ANY &gt;\n&lt;!ENTITY xxe SYSTEM &quot;file:\/\/\/etc\/passwd&quot;&gt;\n]&gt;\n&lt;foo&gt;&amp;xxe;&lt;\/foo&gt;<\/code><\/pre>\n<p>In this example, the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-22478-unauthenticated-xml-external-entity-xxe-vulnerability-in-dell-storage-manager\/\"  data-wpil-monitor-id=\"43903\">XML payload includes a DOCTYPE declaration with an ENTITY<\/a> that is defined to read a file from the system (`\/etc\/passwd`). When the server processes this XML, it inadvertently sends back the contents of this file, disclosing <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46633-cleartext-transmission-of-sensitive-information-in-tenda-rx2-pro\/\"  data-wpil-monitor-id=\"42802\">sensitive information<\/a> to the attacker.<\/p>\n<p><strong>Mitigation<\/strong><\/p>\n<p>Users of affected versions of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2775-unauthenticated-xxe-vulnerability-in-sysaid-on-prem-versions-leading-to-administrator-account-takeover\/\"  data-wpil-monitor-id=\"43815\">SysAid<\/a> On-Prem should apply the vendor-supplied patch as soon as possible to mitigate the vulnerability. If immediate patching is not feasible, temporary mitigation can be achieved by employing <a class=\"wpil_keyword_link\" href=\"https:\/\/www.ameeba.com\/pseudopod\"   title=\"web\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"90967\">web<\/a> application firewalls (WAFs) or intrusion detection systems (IDS) to detect and block malicious XML payloads. Users should also consider disabling unnecessary features and <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4992-stored-cross-site-scripting-vulnerability-in-3dexperience-service-process-engineer\/\"  data-wpil-monitor-id=\"57357\">services that process<\/a> XML to reduce the attack surface.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview CVE-2025-2777 is a critical vulnerability in SysAid On-Prem versions up to and including 23.3.40. This vulnerability results from an unauthenticated XML External Entity (XXE) problem in the lshw processing functionality. If exploited successfully, this vulnerability can lead to administrator account takeover and file read, potentially compromising the system and leading to data leakage. The [&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":[101],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-37891","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-ssrf"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/37891","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=37891"}],"version-history":[{"count":12,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/37891\/revisions"}],"predecessor-version":[{"id":83924,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/37891\/revisions\/83924"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=37891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=37891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=37891"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=37891"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=37891"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=37891"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=37891"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=37891"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=37891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}