CVE-2021-35557

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).

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.oracle.com/security-alerts/cpuoct2021.html	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:oracle:database:12.1.0.2:::::::*
	cpe:2.3:a:oracle:database:12.2.0.1:::::::*
	cpe:2.3:a:oracle:database:19c:::::::*
	cpe:2.3:a:oracle:database:21c:::::::*

History

25 Oct 2021, 16:12

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~4.3~~	v2 : 4.0 v3 : 4.3
CPE		cpe:2.3:a:oracle:database:21c:::::::* cpe:2.3:a:oracle:database:12.1.0.2:::::::* cpe:2.3:a:oracle:database:19c:::::::* cpe:2.3:a:oracle:database:12.2.0.1:::::::*
References	~~(MISC) https://www.oracle.com/security-alerts/cpuoct2021.html -~~	(MISC) https://www.oracle.com/security-alerts/cpuoct2021.html - Patch, Vendor Advisory
CWE		NVD-CWE-noinfo

20 Oct 2021, 11:53

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-10-20 11:16

Updated : 2023-12-10 14:09

NVD link : CVE-2021-35557

Mitre link : CVE-2021-35557

CVE.ORG link : CVE-2021-35557

JSON object : View

Products Affected

oracle

database

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-35557", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "secalert_us@oracle.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2021-10-20T11:16:34.127", "references": [{"url": "https://www.oracle.com/security-alerts/cpuoct2021.html", "tags": ["Patch", "Vendor Advisory"], "source": "secalert_us@oracle.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "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)."}, {"lang": "es", "value": "Una vulnerabilidad en el componente Core RDBMS de Oracle Database Server. Las versiones compatibles que est\u00e1n afectadas son 12.1.0.2, 12.2.0.1, 19c y 21c. Una vulnerabilidad explotable f\u00e1cilmente permite a un atacante poco privilegiado y con acceso a la red por medio de Oracle Net, comprometer el Core RDBMS. Los ataques con \u00e9xito de esta vulnerabilidad pueden resultar en una capacidad no autorizada de causar una negaci\u00f3n parcial de servicio (DOS parcial) de Core RDBMS. CVSS 3.1 Puntuaci\u00f3n 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)"}], "lastModified": "2021-10-25T16:12:49.827", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:database:12.1.0.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1F3C58EE-B36B-4081-A307-0FE9B52D8E62"}, {"criteria": "cpe:2.3:a:oracle:database:12.2.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E221FD4B-190F-4752-9617-FB0C704E7AFD"}, {"criteria": "cpe:2.3:a:oracle:database:19c:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3B7038B7-BBBB-4C8A-9479-204E11669A63"}, {"criteria": "cpe:2.3:a:oracle:database:21c:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2BD30EF6-606E-416A-B758-43CD75437A3B"}], "operator": "OR"}]}], "sourceIdentifier": "secalert_us@oracle.com"}