Medium severity · published Jul 21, 2021
CVE-2021-2330
Vulnerability in the Core RDBMS component of Oracle Database Server
4.3
CVSS
0.8%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Core Rdbms · Oracle
19c · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-2330
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-2330
Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2021.html
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