CVE-2021-2054

HIGH

Oracle Database Server <19c - Privilege Escalation

Title source: llm
STIX 2.1

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).

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-083/

Scores

CVSS v3 7.2
EPSS 0.0167
EPSS Percentile 74.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

Status published
Products (3)
oracle/rdbms_sharding 12.2.0.1
oracle/rdbms_sharding 18c
oracle/rdbms_sharding 19c
Published Jan 20, 2021
Tracked Since Feb 18, 2026