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CVE-2019-11280 : What You Need to Know

Pivotal Apps Manager in Pivotal Application Service versions 2.3.x to 2.3.18, 2.4.x to 2.4.14, 2.5.x to 2.5.10, and 2.6.x to 2.6.5 allows a remote authenticated user to gain extra privileges through the invitations microservice.

Pivotal Apps Manager in Pivotal Application Service versions 2.3.x to 2.3.18, 2.4.x to 2.4.14, 2.5.x to 2.5.10, and 2.6.x to 2.6.5 allows a remote authenticated user to gain extra privileges through the invitations microservice.

Understanding CVE-2019-11280

This CVE involves a vulnerability in Pivotal Apps Manager that enables unauthorized privilege escalation through the invitations service.

What is CVE-2019-11280?

Pivotal Application Service includes a feature called invitations microservice that permits users to invite others to join their organizations. However, a flaw in versions 2.3.x to 2.3.18, 2.4.x to 2.4.14, 2.5.x to 2.5.10, and 2.6.x to 2.6.5 allows a remote authenticated user to obtain additional privileges by inviting themselves to unauthorized spaces.

The Impact of CVE-2019-11280

        CVSS Base Score: 8.8 (High)
        Attack Vector: Network
        Attack Complexity: Low
        Privileges Required: Low
        User Interaction: None
        Confidentiality, Integrity, and Availability Impact: High
        Vulnerability Type: Improper Privilege Management (CWE-269)

Technical Details of CVE-2019-11280

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows a remote authenticated user to gain unauthorized privileges by exploiting the invitations microservice in Pivotal Apps Manager.

Affected Systems and Versions

        Pivotal Application Service 2.3.x to 2.3.18
        Pivotal Application Service 2.4.x to 2.4.14
        Pivotal Application Service 2.5.x to 2.5.10
        Pivotal Application Service 2.6.x to 2.6.5

Exploitation Mechanism

The vulnerability can be exploited by a remote authenticated user inviting themselves to spaces they should not have access to, thereby gaining extra privileges.

Mitigation and Prevention

To address CVE-2019-11280, follow these mitigation strategies:

Immediate Steps to Take

        Upgrade Pivotal Application Service to the patched versions.
        Monitor and restrict user invitations to prevent unauthorized access.

Long-Term Security Practices

        Regularly review and update access control policies.
        Conduct security training to educate users on proper access management.

Patching and Updates

        Apply the necessary patches provided by Pivotal to fix the vulnerability.

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