oracle database-server CVE-2021-1993 vulnerability in Oracle Products
Published on January 20, 2021

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Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Java VM. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 4.8 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N).

NVD

Vulnerability Analysis

CVE-2021-1993 can be exploited with network access, requires user interaction and a small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
HIGH
Availability Impact:
NONE

Products Associated with CVE-2021-1993

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-1993 are published in these products:

Oracle Database Server
 
Oracle Hyperion Infrastructure Technology
 
Oracle Enterprise Manager Ops Center
 
Oracle Zfs Storage Appliance
 
Oracle
 

Affected Versions

Oracle Corporation Database - Enterprise Edition:

Exploit Probability

EPSS
0.23%
Percentile
45.77%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.