{"id":38310,"date":"2025-05-15T09:57:47","date_gmt":"2025-05-15T09:57:47","guid":{"rendered":""},"modified":"2025-06-18T23:07:45","modified_gmt":"2025-06-19T05:07:45","slug":"cve-2025-29827-critical-privilege-escalation-vulnerability-in-azure-automation","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-29827-critical-privilege-escalation-vulnerability-in-azure-automation\/","title":{"rendered":"<strong>CVE-2025-29827: Critical Privilege Escalation Vulnerability in Azure Automation<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>In this blog post, we delve into the details of a critical vulnerability identified as CVE-2025-29827. This vulnerability resides in Azure Automation, a major cloud computing service provided by Microsoft. The flaw, categorized as an &#8216;Improper Authorization&#8217; issue, allows an authorized attacker to elevate privileges over a network, <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4050-heap-corruption-in-google-chrome-devtools-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"43077\">potentially leading to complete system<\/a> compromise or data leakage. Given the increasing reliance on cloud platforms for different business operations, this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-29813-authentication-bypass-vulnerability-in-azure-devops\/\"  data-wpil-monitor-id=\"44727\">vulnerability poses a significant risk to organizations leveraging Azure<\/a> Automation for their IT automation needs.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-29827<br \/>\nSeverity: Critical (CVSS 9.9)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-30165-potential-system-compromise-in-vllm-v0-engine\/\"  data-wpil-monitor-id=\"44031\">System compromise<\/a>, potential data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3942863507\" 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>Azure Automation | All <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47269-session-token-exposure-in-code-server-prior-to-version-4-99-4\/\"  data-wpil-monitor-id=\"46766\">versions prior<\/a> to the patch release<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>The CVE-2025-29827 <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-37576-arbitrary-code-execution-vulnerability-in-gtkwave\/\"  data-wpil-monitor-id=\"43256\">vulnerability lies in the improper authorization checks executed<\/a> by Azure Automation. This flaw makes it possible for an attacker with low-level <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47462-cross-site-request-forgery-vulnerability-in-ohidul-islam-challan-leading-to-privilege-escalation\/\"  data-wpil-monitor-id=\"43651\">privileges to send crafted requests<\/a>, effectively tricking the system into granting them elevated privileges. With these <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-47245-privilege-escalation-vulnerability-in-bluewave-checkmate\/\"  data-wpil-monitor-id=\"43133\">escalated privileges<\/a>, the attacker can then access, modify, or delete sensitive information, or enact other malicious activities, such as creating rogue accounts with full user rights.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-335336447\" 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>Below is a conceptual example of how the vulnerability might be exploited. This is a hypothetical <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-4829-critical-buffer-overflow-vulnerability-in-totolink-http-post-request-handler\/\"  data-wpil-monitor-id=\"52220\">HTTP request<\/a>, meant to illustrate the mechanism of the attack and is not intended for malicious use.<\/p>\n<pre><code class=\"\" data-line=\"\">POST \/azauto\/elevatepriv HTTP\/1.1\nHost: target.azure.com\nContent-Type: application\/json\nAuthorization: Bearer lowprivtoken\n{ &quot;elevation_request&quot;: &quot;admin_rights&quot; }<\/code><\/pre>\n<p>In this example, the attacker sends a <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-5739-critical-buffer-overflow-vulnerability-in-totolink-x15-http-post-request-handler\/\"  data-wpil-monitor-id=\"59821\">POST request<\/a> to the `\/azauto\/elevatepriv` endpoint. The request includes a JSON body with a key-value pair requesting admin rights. If the Azure Automation <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-49126-critical-vulnerability-in-solid-edge-se2023-allows-for-potential-system-compromise\/\"  data-wpil-monitor-id=\"43426\">system is vulnerable<\/a>, it may process this request and grant the attacker the elevated privileges they requested.<\/p>\n<p><strong>Countermeasures and Mitigation<\/strong><\/p>\n<p>To <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2024-49842-critical-memory-corruption-vulnerability-in-protected-vm-address-space\/\"  data-wpil-monitor-id=\"58872\">protect against this vulnerability<\/a>, users are advised to apply the patch provided by the vendor as soon as possible. In the interim, or when immediate patching is not possible, a web application firewall (WAF) or intrusion detection system (IDS) can be employed as a temporary mitigation measure. These systems can monitor <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-31214-a-critical-network-traffic-interception-vulnerability-in-ios-and-ipados\/\"  data-wpil-monitor-id=\"47683\">network traffic<\/a> for suspicious activities and block potentially harmful requests, providing a layer of protection against attempted exploits.<br \/>\nRemember, staying up-to-date with patches and employing a robust security posture is crucial in protecting your <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2023-49129-stack-overflow-vulnerability-in-solid-edge-se2023-allows-potential-system-compromise\/\"  data-wpil-monitor-id=\"43530\">systems and data from potential<\/a> cybersecurity threats.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview In this blog post, we delve into the details of a critical vulnerability identified as CVE-2025-29827. This vulnerability resides in Azure Automation, a major cloud computing service provided by Microsoft. The flaw, categorized as an &#8216;Improper Authorization&#8217; issue, allows an authorized attacker to elevate privileges over a network, potentially leading to complete system compromise [&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":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-38310","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-privilege-escalation"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/38310","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=38310"}],"version-history":[{"count":13,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/38310\/revisions"}],"predecessor-version":[{"id":53498,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/38310\/revisions\/53498"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=38310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=38310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=38310"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=38310"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=38310"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=38310"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=38310"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=38310"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=38310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}