Denial of Service Vulnerability in Oracle WebLogic Server by Oracle Fusion Middleware
CVE-2023-21996

7.5HIGH

Key Information:

Vendor

Oracle
Status
Weblogic Server
Vendor
CVE Published:
18 April 2023

What is CVE-2023-21996?

An easily exploitable vulnerability in Oracle WebLogic Server allows unauthenticated attackers with network access via HTTP to disrupt service. A successful exploitation can lead to service outages, causing the server to hang or crash repeatedly. This poses a significant risk to applications relying on WebLogic for their operations, requiring immediate attention and remediation from users of the affected versions.

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Affected Version(s)

WebLogic Server 12.2.1.3.0

WebLogic Server 12.2.1.4.0

WebLogic Server 14.1.1.0.0

References

https://www.oracle.com/security-alerts/cpuapr2023.html
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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