National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-11208 Detail

Current Description

The authorization component of TIBCO Software Inc.'s TIBCO API Exchange Gateway, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric contains a vulnerability that theoretically processes OAuth authorization incorrectly, leading to potential escalation of privileges for the specific customer endpoint, when the implementation uses multiple scopes. This issue affects: TIBCO Software Inc.'s TIBCO API Exchange Gateway version 2.3.1 and prior versions, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric version 2.3.1 and prior versions.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.9 CRITICAL
Vector: AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H (V3.0 legend)
Impact Score: 6.0
Exploitability Score: 3.1


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.tibco.com/services/support/advisories Vendor Advisory
https://www.tibco.com/support/advisories/2019/08/tibco-security-advisory-august-7-2019-tibco-api-exchange Issue Tracking Vendor Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:tibco:api_exchange_gateway:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.3.1
 cpe:2.3:a:tibco:api_exchange_gateway:*:*:*:*:*:silver_fabric:*:*
     Show Matching CPE(s)
Up to (including)
2.3.1


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-11208
NVD Published Date:
08/08/2019
NVD Last Modified:
08/19/2019