{"id":59547,"date":"2025-07-21T21:27:08","date_gmt":"2025-07-21T21:27:08","guid":{"rendered":""},"modified":"2025-10-21T05:20:52","modified_gmt":"2025-10-21T11:20:52","slug":"cve-2025-30751-high-risk-vulnerability-in-oracle-database-server-with-potential-for-system-compromise","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-30751-high-risk-vulnerability-in-oracle-database-server-with-potential-for-system-compromise\/","title":{"rendered":"<strong>CVE-2025-30751: High Risk Vulnerability in Oracle Database Server with Potential for System Compromise<\/strong>"},"content":{"rendered":"<p><strong>Overview<\/strong><\/p>\n<p>This blog post explores the details of a significant vulnerability, identified as CVE-2025-30751, present in Oracle Database Server&#8217;s component. The vulnerability has a high Common Vulnerability Scoring System (CVSS) severity score of 8.8, indicating a high risk to the confidentiality, integrity, and availability of the affected systems. Users of <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50067-critical-vulnerability-in-oracle-application-express-allowing-system-takeover\/\"  data-wpil-monitor-id=\"67824\">Oracle Database Server versions 19.3-19.27 and 23.4-23.8 are vulnerable<\/a> to this exploit, which could potentially allow a low privileged attacker to take over the Oracle Database. The implications of this vulnerability are substantial, as Oracle Database Server is widely used across various industries and sectors globally.<\/p>\n<p><strong>Vulnerability Summary<\/strong><\/p>\n<p>CVE ID: CVE-2025-30751<br \/>\nSeverity: High (CVSS 3.1 score: 8.8)<br \/>\nAttack Vector: Network<br \/>\nPrivileges Required: Low (Create Session, Create Procedure privilege)<br \/>\nUser Interaction: None<br \/>\nImpact: <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-43933-high-risk-vulnerability-leading-to-potential-system-compromise-via-password-reset-feature\/\"  data-wpil-monitor-id=\"70817\">System compromise<\/a> or data leakage<\/p>\n<p><strong>Affected Products<\/strong><\/p><div id=\"ameeb-3531672710\" 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>Oracle Database Server | 19.3-19.27<br \/>\nOracle Database Server | 23.4-23.8<\/p>\n<p><strong>How the Exploit Works<\/strong><\/p>\n<p>This <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50105-critical-vulnerability-in-oracle-universal-work-queue-allowing-unauthorized-data-access\/\"  data-wpil-monitor-id=\"68677\">vulnerability exploits the Oracle<\/a> Database component of the Oracle Database Server. An attacker with low-level privileges and network <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-49672-buffer-overflow-vulnerability-in-windows-routing-and-remote-access-service\/\"  data-wpil-monitor-id=\"67823\">access via Oracle Net can exploit this vulnerability<\/a>. Once they have <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-48860-exploiting-backup-archives-to-gain-remote-access-in-ctrlx-os\/\"  data-wpil-monitor-id=\"81449\">gained access<\/a>, they can manipulate the Oracle Database to compromise the overall Oracle Database Server.<br \/>\nThe vulnerability is classified as &#8220;easily exploitable,&#8221; indicating that the complexity of the exploit is low. An attacker does not need to <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7692-authentication-bypass-vulnerability-in-orion-login-with-sms-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"69980\">bypass any authentication<\/a> mechanisms or have any specialized knowledge about the software. The attacker only needs the ability to create a session and create a procedure, which is a common <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-2297-user-profile-manipulation-leading-to-unauthorized-privilege-escalation\/\"  data-wpil-monitor-id=\"90685\">privilege granted to users<\/a>.<\/p>\n<p><strong>Conceptual Example Code<\/strong><\/p><div id=\"ameeb-3453167287\" 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 exact method of exploiting this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-45346-sql-injection-vulnerability-in-bacula-web-resulting-in-potential-system-compromise\/\"  data-wpil-monitor-id=\"67855\">vulnerability<\/a> is specific to the attacker&#8217;s methods and the target system&#8217;s configuration. However, a conceptual example of how this might be done is included below:<\/p>\n<pre><code class=\"\" data-line=\"\">CREATE OR REPLACE PROCEDURE malicious_procedure AS\nBEGIN\nEXECUTE IMMEDIATE &#039;GRANT DBA TO attacker&#039;;\nEND;\n\/\nCALL malicious_procedure();\n\/\nDROP PROCEDURE malicious_procedure;<\/code><\/pre>\n<p>The above pseudocode illustrates the creation of a procedure that grants DBA (Database Administrator) privileges to an attacker. Once the perpetrator has these <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-6380-privilege-escalation-vulnerability-in-onlyoffice-docs-plugin-for-wordpress\/\"  data-wpil-monitor-id=\"69246\">escalated privileges<\/a>, they can carry out a wide range of actions, including data manipulation, potentially resulting in a full compromise of the Oracle Database.<br \/>\nAs a reminder, the code provided is purely conceptual and not an actual exploit. It&#8217;s provided to illustrate the severity and the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-7419-critical-vulnerability-discovered-in-tenda-o3v2-leading-to-potential-system-compromise\/\"  data-wpil-monitor-id=\"68714\">potential impact of this vulnerability<\/a>.<\/p>\n<p><strong>Mitigation Guidance<\/strong><\/p>\n<p>Oracle Database Server users should apply the vendor-provided patch to mitigate this <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-46835-high-risk-vulnerability-in-git-gui-allows-unauthorized-file-overwrite\/\"  data-wpil-monitor-id=\"67825\">high-risk vulnerability<\/a>. In the absence of an immediate patch application, users can temporarily mitigate the <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-50738-memos-application-vulnerability-allows-for-unauthorized-user-information-disclosure\/\"  data-wpil-monitor-id=\"69981\">risk<\/a> by deploying a web application firewall (WAF) or intrusion detection system (IDS). Regular patching and system updates, combined with robust cybersecurity practices, can help protect <a href=\"https:\/\/www.ameeba.com\/blog\/cve-2025-33077-local-stack-based-buffer-overflow-vulnerability-in-ibm-engineering-systems-design-rhapsody\/\"  data-wpil-monitor-id=\"68361\">systems from such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Overview This blog post explores the details of a significant vulnerability, identified as CVE-2025-30751, present in Oracle Database Server&#8217;s component. The vulnerability has a high Common Vulnerability Scoring System (CVSS) severity score of 8.8, indicating a high risk to the confidentiality, integrity, and availability of the affected systems. Users of Oracle Database Server versions 19.3-19.27 [&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":[106],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59547","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-oracle"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59547","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=59547"}],"version-history":[{"count":10,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59547\/revisions"}],"predecessor-version":[{"id":83628,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/posts\/59547\/revisions\/83628"}],"wp:attachment":[{"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/media?parent=59547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/categories?post=59547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/tags?post=59547"},{"taxonomy":"vendor","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/vendor?post=59547"},{"taxonomy":"product","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/product?post=59547"},{"taxonomy":"attack_vector","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/attack_vector?post=59547"},{"taxonomy":"asset_type","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/asset_type?post=59547"},{"taxonomy":"severity","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/severity?post=59547"},{"taxonomy":"exploit_status","embeddable":true,"href":"https:\/\/www.ameeba.com\/blog\/wp-json\/wp\/v2\/exploit_status?post=59547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}