CVE-2026-46834
Denial of Service in Oracle Database Server Net Service
Publication date: 2026-05-28
Last updated on: 2026-05-29
Assigner: Oracle
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| oracle | database_server | From 23.4.0 (inc) to 23.26.2 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-400 | The product does not properly control the allocation and maintenance of a limited resource. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the Net Service component of Oracle Database Server versions 23.4.0 through 23.26.2. It is easily exploitable by an unauthenticated attacker who has network access via TLS. The attacker can compromise the Net Service, leading to a denial of service condition.
Specifically, a successful attack can cause the Net Service to hang or crash repeatedly, resulting in a complete denial of service.
How can this vulnerability impact me? :
The primary impact of this vulnerability is on the availability of the Oracle Database Server's Net Service component.
An attacker can cause the service to hang or crash repeatedly, leading to a complete denial of service (DoS). This means legitimate users may be unable to access the database services during an attack.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
This vulnerability results in a denial of service (DoS) condition affecting the availability of the Net Service component in Oracle Database Server.
Since the vulnerability does not impact confidentiality or integrity, but only availability, it may affect compliance with standards and regulations that require high availability and service continuity, such as GDPR and HIPAA.
However, there is no direct information provided about specific compliance impacts or data breaches related to this vulnerability.