CVE-2019-11276 Explained : Impact and Mitigation
Learn about CVE-2019-11276 affecting Pivotal Apps Manager in Pivotal Application Service versions, allowing unauthorized access to unencrypted tokens and potential data manipulation. Find mitigation steps here.
Pivotal Apps Manager, included in Pivotal Application Service versions 2.3.x prior to 2.3.16, 2.4.x prior to 2.4.12, 2.5.x prior to 2.5.8, and 2.6.x prior to 2.6.3, has a vulnerability that allows an adjacent unauthenticated user to intercept network traffic and access unencrypted tokens, potentially leading to unauthorized access and data manipulation.
Understanding CVE-2019-11276
This CVE involves a security issue in Pivotal Apps Manager, affecting specific versions of Pivotal Application Service.
What is CVE-2019-11276?
CVE-2019-11276 pertains to the transmission of sensitive information in an unencrypted manner by Pivotal Apps Manager, potentially exposing user access levels and allowing for data manipulation.
The Impact of CVE-2019-11276
The vulnerability could enable unauthorized users to intercept network traffic, access unencrypted tokens, view user access levels, and potentially manipulate logging information, leading to security breaches and data loss.
Technical Details of CVE-2019-11276
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
Pivotal Apps Manager, integrated with Pivotal Application Service versions 2.3.x to 2.6.x, sends requests through unsecured HTTP, allowing adjacent unauthorized users to intercept network traffic and access unencrypted tokens.
Affected Systems and Versions
- Pivotal Application Service (PAS) versions 2.3.x to 2.3.16
- PAS versions 2.4.x to 2.4.12
- PAS versions 2.5.x to 2.5.8
- PAS versions 2.6.x to 2.6.3
Exploitation Mechanism
The vulnerability occurs when an adjacent unauthenticated user eavesdrops on network traffic to obtain unencrypted tokens, potentially leading to unauthorized access and data manipulation.
Mitigation and Prevention
Protecting systems from CVE-2019-11276 is crucial to maintaining security.
Immediate Steps to Take
- Upgrade Pivotal Application Service to the patched versions to mitigate the vulnerability.
- Implement secure communication protocols to prevent unauthorized interception of network traffic.
Long-Term Security Practices
- Regularly monitor network traffic for any suspicious activities.
- Educate users on secure practices to prevent unauthorized access.
Patching and Updates
- Apply security patches provided by Pivotal to address the vulnerability and enhance system security.