Home/CVE/Vulnerability in the Core RDBMS component of Oracle Database Server. The supported version that is affected is 19c. Easi
CVE

CVE-2021-2330

Vulnerability in the Core RDBMS component of Oracle Database Server. The supported version that is affected is 19c. Easi

Vulnerability in the Core RDBMS component of Oracle Database Server. The supported version that is affected is 19c. 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).

MEDIUM · CVSS 4.3 EPSS 0.00314
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

1
oracle core rdbmsall versions
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Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · secalert_us@oracle.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Jul 2021 · 12:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
oracle-cpuoracle-cpu-Oracle-Database-Enterprise-Edition-5--CVE-2021-2330
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.oracle.com/security-alerts/cpujul2021.htmlVendor Advisory
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