CVE-2021-2054

Severity: medium (CVSS 6.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-20 · updated 2026-06-17

Description

Vulnerability in the RDBMS Sharding component of Oracle Database Server. Supported versions that are affected are 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows high privileged attacker having Create Any Procedure, Create Any View, Create Any Trigger privilege with network access via Oracle Net to compromise RDBMS Sharding. Successful attacks of this vulnerability can result in takeover of RDBMS Sharding. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Affected products

Oracle Rdbms Sharding: 12.2.0.1, 18c, 19c

References

https://www.oracle.com/security-alerts/cpujan2021.html
https://www.zerodayinitiative.com/advisories/ZDI-21-083/
https://www.oracle.com/security-alerts/cpujan2021.html
https://www.zerodayinitiative.com/advisories/ZDI-21-083/

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