CVE-2026-83222: Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols 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. in Oracle Corporation Siebel CRM Deployment
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 multiple protocols 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).
AI Analysis
Technical Summary
This vulnerability affects the Server Infrastructure component of Oracle Siebel CRM Deployment in versions 17.0 through 26.7. An unauthenticated attacker with network access via multiple protocols can exploit this flaw to cause the server to hang or repeatedly crash, resulting in a complete denial of service. The CVSS 3.1 base score is 7.5, reflecting the high impact on availability with no impact on confidentiality or integrity. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, which provides targeted security fixes across many products including Siebel Applications. Customers are strongly advised to apply the patches provided in this update to remediate the issue.
Potential Impact
Successful exploitation results in a complete denial of service (DoS) condition on the Siebel CRM Deployment server, causing it to hang or crash repeatedly. There is no impact on confidentiality or integrity. The vulnerability can be exploited remotely without authentication.
Mitigation Recommendations
Oracle has released security patches addressing this vulnerability as part of the September 2026 Critical Security Patch Update. Customers should apply the relevant patches for Siebel CRM Deployment versions 17.0 through 26.7 without delay. Oracle strongly recommends remaining on actively supported versions and promptly applying security updates to mitigate this and other vulnerabilities.
CVE-2026-83222: Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols 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. in Oracle Corporation Siebel CRM Deployment
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 multiple protocols 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 v3.1
Score 7.5high
Affected software
Oracle Corporation
Siebel CRM Deployment
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the Server Infrastructure component of Oracle Siebel CRM Deployment in versions 17.0 through 26.7. An unauthenticated attacker with network access via multiple protocols can exploit this flaw to cause the server to hang or repeatedly crash, resulting in a complete denial of service. The CVSS 3.1 base score is 7.5, reflecting the high impact on availability with no impact on confidentiality or integrity. Oracle has included this vulnerability in its September 2026 Critical Security Patch Update, which provides targeted security fixes across many products including Siebel Applications. Customers are strongly advised to apply the patches provided in this update to remediate the issue.
Potential Impact
Successful exploitation results in a complete denial of service (DoS) condition on the Siebel CRM Deployment server, causing it to hang or crash repeatedly. There is no impact on confidentiality or integrity. The vulnerability can be exploited remotely without authentication.
Mitigation Recommendations
Oracle has released security patches addressing this vulnerability as part of the September 2026 Critical Security Patch Update. Customers should apply the relevant patches for Siebel CRM Deployment versions 17.0 through 26.7 without delay. Oracle strongly recommends remaining on actively supported versions and promptly applying security updates to mitigate this and other vulnerabilities.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-08-31T15:40:57.347Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cspusep2026.html","vendor":"Oracle"}]
Threat ID: 6aa9a82e55bf5e2cf55380d8
Added to database: 09/15/2026, 20:18:54 UTC
Last enriched: 09/15/2026, 22:53:36 UTC
Last updated: 09/16/2026, 03:03:35 UTC
Views: 3
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