356
VMScore

CVE-2021-2173

Published: 22/04/2021 Updated: 15/03/2023
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 4.1 | Impact Score: 1.4 | Exploitability Score: 2.3
VMScore: 356
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N

Vulnerability Summary

Vulnerability in the Recovery component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows high privileged attacker having DBA Level Account privilege with network access via Oracle Net to compromise Recovery. While the vulnerability is in Recovery, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Recovery accessible data. CVSS 3.1 Base Score 4.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N).

Vulnerability Trend

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oracle database server 12.1.0.2

oracle database server 12.2.0.1

oracle database server 18c

oracle database server 19c

Exploits

Proof of concept details for Oracle database versions 12102, 12201, 18c, and 19c that had a PDB isolation vulnerability allowing viewing of metadata for a different database within the same container ...

Github Repositories

CVE-2021-2173

CVE-2021-2173 CVE-2021-2173 PoC is explained here: databasesecurityninjawordpresscom/2021/06/04/cve-2021-2173-pdb-isolation-is-broken-through-metadata-exposure/ Oracle Critical Patch Update Advisory - April 2021: wwworaclecom/security-alerts/cpuapr2021html