Medium severity · published Jul 16, 2024
CVE-2024-21126
Vulnerability in the Oracle Database Portable Clusterware component of Oracle Database Server
5.8
CVSS
0.5%
EPSS
No
On KEV
Description
Vulnerability in the Oracle Database Portable Clusterware component of Oracle Database Server. Supported versions that are affected are 19.3-19.23 and 21.3-21.14. Easily exploitable vulnerability allows unauthenticated attacker with network access via DNS to compromise Oracle Database Portable Clusterware. While the vulnerability is in Oracle Database Portable Clusterware, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Database Portable Clusterware. CVSS 3.1 Base Score 5.8 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DS
Database Server · Oracle
19.3 through 19.23; 21.3 through 21.14 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-21126
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-21126
Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2024.html
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