CVE-2026-83195

Received Received - Intake

Siebel CRM Deployment Privilege Escalation Vulnerability

Publication date: 2026-09-15

Last updated on: 2026-09-15

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 high privileged attacker with network access via TCP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

CVSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-15

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-83195

EUVD

EUVD-2026-79547

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability affects Oracle Siebel CRM Deployment versions 17.0 to 26.7. It allows a high-privileged attacker with network access to take over the system via TCP. The attack can impact confidentiality, integrity, and availability of the system.

Detection Guidance

This vulnerability affects Oracle Siebel CRM Deployment versions 17.0-26.7. Detection requires checking installed versions of Siebel CRM Deployment. Use commands like 'siebel version' or inspect installed packages (e.g., 'rpm -qa | grep siebel' on Linux or 'Get-WmiObject -Class Win32_Product' on Windows). Ensure network monitoring for unauthorized TCP access to Siebel services.

Impact Analysis

If exploited, an attacker could gain full control over the Siebel CRM Deployment system. This may lead to unauthorized access to sensitive data, modification or deletion of critical information, and disruption of services.

Compliance Impact

This vulnerability could lead to data breaches, violating compliance requirements such as GDPR or HIPAA. Unauthorized access or data loss may result in legal penalties, fines, and reputational damage.

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for Siebel CRM Deployment versions 17.0-26.7 to address the vulnerability. Ensure network access controls restrict high privileged user access via TCP to only trusted sources.

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