CVE-2026-83225

Analyzed Analyzed - Analysis Complete

Denial of Service in Siebel CRM Deployment

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Oracle

Description

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Server Infrastructure). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Deployment. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83225

EUVD

EUVD-2026-79577

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	siebel_crm	From 17.0 (inc) to 26.7 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This is a denial-of-service (DoS) vulnerability in Oracle Siebel CRM Deployment versions 17.0 to 26.7. An unauthenticated attacker can remotely exploit it via network access to cause the system to hang or crash repeatedly, making it unavailable.

Detection Guidance

Detection may involve monitoring for unusual network traffic targeting Siebel CRM Deployment ports or services. Check for repeated crashes or hangs in the Siebel CRM Deployment service logs. Ensure network scans include TCP ports associated with Oracle Siebel CRM.

Impact Analysis

If you use Oracle Siebel CRM Deployment versions 17.0 to 26.7, an attacker could disrupt your CRM services by causing crashes or hangs, leading to downtime and loss of access for users.

Compliance Impact

This vulnerability causes denial-of-service (DOS) conditions in Oracle Siebel CRM Deployment, which could disrupt critical business operations. Such disruptions may impact data availability, potentially violating compliance requirements for GDPR (data availability) and HIPAA (system availability for protected health information).

Mitigation Strategies

Apply the latest Oracle Siebel CRM patches or updates for versions 17.0-26.7. Restrict network access to the Siebel CRM Deployment component via firewalls or network segmentation. Monitor for signs of exploitation and disable unnecessary services if not in use.

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