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Vulnerability DatabaseCVE-2021-2173

CVE-2021-2173: 
Oracle Database Server vulnerability analysis and mitigation

Overview

CVE-2021-2173 is a security vulnerability affecting the Recovery component of Oracle Database Server versions 12.1.0.2, 12.2.0.1, 18c, and 19c. The vulnerability was disclosed and patched in Oracle's Critical Patch Update of April 2021 (Oracle CPU).

Technical details

This vulnerability allows high privileged attackers with DBA Level Account privileges and network access via Oracle Net to compromise the Recovery component. The vulnerability has a CVSS 3.1 Base Score of 4.1, primarily impacting confidentiality. The CVSS Vector is (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N), indicating network accessibility, low attack complexity, high privileges required, no user interaction needed, and changed scope (Oracle CPU).

Impact

When successfully exploited, the vulnerability can result in unauthorized read access to a subset of Recovery accessible data. While the vulnerability is in the Recovery component, attacks may significantly impact additional products (Oracle CPU).

Mitigation and workarounds

Oracle has released patches for this vulnerability as part of their April 2021 Critical Patch Update. Affected organizations should apply the security patches to vulnerable Oracle Database Server versions 12.1.0.2, 12.2.0.1, 18c, and 19c (Oracle CPU).

Additional resources

Source: This report was generated using AI

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