Description
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).
Exploits (1)
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://github.com/emad-almousa/CVE-2021-2173
Patch, Vendor Advisory
https://www.oracle.com/security-alerts/cpuapr2021.html
Exploit, Third Party Advisory
http://packetstormsecurity.com/files/171344/Oracle-DB-Broken-PDB-Isolation-Metadata-Exposure.html
Scores
CVSS v3
4.1
EPSS
0.0027
EPSS Percentile
50.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
Status
published
Products (4)
oracle/database_server
12.1.0.2
oracle/database_server
12.2.0.1
oracle/database_server
18c
oracle/database_server
19c
Published
Apr 22, 2021
Tracked Since
Feb 18, 2026