HPE Nimble Storage System Multi Array Group privileges management

Summaryinfo

A vulnerability classified as critical has been found in HPE Nimble Storage System. The impacted element is an unknown function of the component Multi Array Group Handler. This manipulation causes privileges management. This vulnerability is tracked as CVE-2019-11996. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in HPE Nimble Storage System (version now known). Affected by this vulnerability is some unknown processing of the component Multi Array Group Handler. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Potential security vulnerabilities have been identified with HPE Nimble Storage systems in multi array group configurations. The vulnerabilities could be remotely exploited by an attacker to gain elevated privileges or disclose information the array. Affected products and versions include: Nimble Storage Hybrid Flash Arrays - 5.1.2.0 and older, 5.0.7.0 and older, 4.5.4.0 and older, and 3.9.1.0 and older Nimble Storage All Flash Arrays - 5.1.2.0 and older, 5.0.7.0 and older, 4.5.4.0 and older, and 3.9.1.0 and older Nimble Storage Secondary Flash Arrays - 5.1.2.0 and older, 5.0.7.0 and older, 4.5.4.0 and older, and 3.9.1.0 and older

The weakness was disclosed 11/07/2019 (Website). It is possible to read the advisory at support.hpe.com. This vulnerability is known as CVE-2019-11996 since 05/13/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/08/2019). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• HPE

Name

• Nimble Storage System

License

• commercial

Website

• Vendor: https://www.hpe.com/

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