{"id":64263,"date":"2025-08-23T12:07:50","date_gmt":"2025-08-23T12:07:50","guid":{"rendered":""},"modified":"2025-09-03T04:05:39","modified_gmt":"2025-09-03T10:05:39","slug":"cve-2025-55282-privilege-escalation-vulnerability-in-aiven-database-migration-tool","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-55282-privilege-escalation-vulnerability-in-aiven-database-migration-tool\/","title":{"rendered":"CVE-2025-55282: Privilege Escalation Vulnerability in Aiven Database Migration Tool<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

In the rapidly evolving domain of cybersecurity, it is imperative for organizations to stay up-to-date with the latest vulnerabilities and ensure their systems are safeguarded effectively. The recently identified Common Vulnerabilities and Exposures (CVE) CVE-2025-55282 pertains to aiven-db-migrate, an Aiven database migration tool widely used across various sectors. This vulnerability allows a user to escalate their privileges<\/a> to that of a superuser inside PostgreSQL databases during a migration from an untrusted source server. The threat this poses is significant, with potential consequences including system compromise<\/a> or data leakage.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-55282
\nSeverity: Critical (CVSS Score: 9.1)
\nAttack Vector: Network
\nPrivileges Required: Low
\nUser Interaction: None
\nImpact: System compromise and potential data<\/a> leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

aiven-db-migrate | Prior to 1.0.7<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The CVE-2025-55282 vulnerability exploits a lack of search_path restriction<\/a> in the Aiven database migration tool. By manipulating this, an attacker can override pg_catalog, which is the system catalog schema of PostgreSQL. This manipulation allows the attacker to execute untrusted operators as a superuser, thereby escalating their privileges<\/a> within the PostgreSQL database. This could potentially lead to unauthorized access to sensitive data<\/a> or even complete system control.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

Here is a conceptual example of how the vulnerability might be exploited using a SQL<\/a> query:<\/p>\n

BEGIN;\nSET search_path TO untrusted_schema, pg_catalog;\nCREATE OPERATOR untrusted_schema.= (PROCEDURE = texteq, LEFTARG = text, RIGHTARG = text);\nCOMMIT;<\/code><\/pre>\n
In the above pseudocode, the attacker sets the search_path to include the untrusted schema and then creates a new operator in this schema that could potentially run malicious code<\/a> or commands.<\/p>\n
Mitigation Guidance<\/strong><\/p>\n
To mitigate this vulnerability, users are advised to update the Aiven database migration<\/a> tool to version 1.0.7 or later, where the issue has been fixed. If for some reason updating is not immediately possible, implementing a Web Application Firewall (WAF) or Intrusion Detection System (IDS) could serve as a temporary mitigation measure. Additionally, organizations should always ensure to follow best security practices, such as least privilege principle and regular security<\/a> audits, to prevent such vulnerabilities from being exploited.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview In the rapidly evolving domain of cybersecurity, it is imperative for organizations to stay up-to-date with the latest vulnerabilities and ensure their systems are safeguarded effectively. The recently identified Common Vulnerabilities and Exposures (CVE) CVE-2025-55282 pertains to aiven-db-migrate, an Aiven database migration tool widely used across various sectors. This vulnerability allows a user to […]<\/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,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-64263","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-privilege-escalation"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t