CVE-2019-11994 : Exploit Details and Defense Strategies

HPE has discovered a security flaw in various nodes, including HPE SimpliVity models 380 Gen 9, 380 Gen 10, 380 Gen 10 G, 2600 Gen 10, SimpliVity OmniCube, SimpliVity OmniStack for Cisco, SimpliVity OmniStack for Lenovo, and SimpliVity OmniStack for Dell. This vulnerability allows for remote arbitrary command execution through a directory traversal flaw in the API used during the upgrade process.

Understanding CVE-2019-11994

This CVE identifies a critical security vulnerability in HPE SimpliVity nodes that could lead to unauthorized remote execution of commands.

What is CVE-2019-11994?

The vulnerability arises from a flaw in the API that permits the execution of manifest files in various locations on the node during the upgrade process.

The Impact of CVE-2019-11994

Allows for remote arbitrary command execution without user authentication
Potential for unauthenticated remote execution of manifest files

Technical Details of CVE-2019-11994

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The flaw in the API allows for directory traversal, enabling the execution of manifest files in different locations on the node.

Affected Systems and Versions

Affected products: HPE SimpliVity 2600 Gen10, 380 Gen10, 380 Gen10 G, 380 Gen9, SimpliVity OmniCube, OmniStack for Cisco, Dell, and Lenovo
Versions impacted: Releases from 3.5.2 to 3.7.9

Exploitation Mechanism

The vulnerability can be exploited through the API over the management network without requiring user authentication.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Upgrade HPE OmniStack software to version 3.7.10 or a newer release
Implement the Temporary Workaround provided by HPE if unable to upgrade

Long-Term Security Practices

Regularly update and patch software to the latest versions
Implement network segmentation and access controls

Patching and Updates

Upgrade to version 3.7.10 or a later release to ensure systems are secure