CVE-2021-35557

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 19c and 21c. Easily exploitable vulnerability allows low privileged attacker having Create Table privilege with network access via Oracle Net to compromise Core RDBMS. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Core RDBMS. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).

Una vulnerabilidad en el componente Core RDBMS de Oracle Database Server. Las versiones compatibles que están afectadas son 12.1.0.2, 12.2.0.1, 19c y 21c. Una vulnerabilidad explotable fácilmente permite a un atacante poco privilegiado y con acceso a la red por medio de Oracle Net, comprometer el Core RDBMS. Los ataques con éxito de esta vulnerabilidad pueden resultar en una capacidad no autorizada de causar una negación parcial de servicio (DOS parcial) de Core RDBMS. CVSS 3.1 Puntuación Base 4.3 (impactos en la Disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L)

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-28 CVE Reserved
2021-10-20 CVE Published
2023-05-13 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
https://www.oracle.com/security-alerts/cpuoct2021.html	2021-10-25

URL	Date	SRC

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 Search vendor "Oracle" for product "Database"				12.1.0.2 Search vendor "Oracle" for product "Database" and version "12.1.0.2"		-		Affected
Oracle Search vendor "Oracle"		Database Search vendor "Oracle" for product "Database"				12.2.0.1 Search vendor "Oracle" for product "Database" and version "12.2.0.1"		-		Affected
Oracle Search vendor "Oracle"		Database Search vendor "Oracle" for product "Database"				19c Search vendor "Oracle" for product "Database" and version "19c"		-		Affected
Oracle Search vendor "Oracle"		Database Search vendor "Oracle" for product "Database"				21c Search vendor "Oracle" for product "Database" and version "21c"		-		Affected