CVE-2020-2734

Severity Score

2.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Vulnerability in the RDBMS/Optimizer 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 Execute on DBMS_SQLTUNE privilege with network access via Oracle Net to compromise RDBMS/Optimizer. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of RDBMS/Optimizer accessible data. CVSS 3.0 Base Score 2.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N).

Vulnerabilidad en el componente RDBMS/Optimizer de Oracle Database Server. Las versiones compatibles que están afectadas son 12.1.0.2, 12.2.0.1, 18c y 19c. Una vulnerabilidad explotable fácilmente permite a un atacante muy privilegiado tener el privilegio Execute on DBMS_SQLTUNE con acceso a la red por medio de Oracle Net para comprometer RDBMS/Optimizer. Los ataques con éxito requieren una interacción humana de una persona diferente del atacante. Los ataques con éxito de esta vulnerabilidad pueden resultar en un acceso de lectura no autorizado a un subconjunto de datos accesibles de RDBMS/Optimizer. CVSS 3.0 Puntuación Base 2.4 (Impactos de la confidencialidad). Vector CVSS: (CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N).

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-10 CVE Reserved
2020-04-15 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.oracle.com/security-alerts/cpuapr2020.html	2020-04-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Oracle Search vendor "Oracle"		Database Server Search vendor "Oracle" for product "Database Server"				12.1.0.2 Search vendor "Oracle" for product "Database Server" and version "12.1.0.2"		-		Affected
Oracle Search vendor "Oracle"		Database Server Search vendor "Oracle" for product "Database Server"				12.2.0.1 Search vendor "Oracle" for product "Database Server" and version "12.2.0.1"		-		Affected
Oracle Search vendor "Oracle"		Database Server Search vendor "Oracle" for product "Database Server"				18c Search vendor "Oracle" for product "Database Server" and version "18c"		-		Affected
Oracle Search vendor "Oracle"		Database Server Search vendor "Oracle" for product "Database Server"				19c Search vendor "Oracle" for product "Database Server" and version "19c"		-		Affected