Improper input validation in IBM SAN Volume Controller, IBM Storwize, IBM Spectrum Virtualize and IBM FlashSystem products

1) Improper input validation

EUVDB-ID: #VU13103

Risk: High

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-0634

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to execute arbitrary code on the target system.

The vulnerability exists in the expansion of 'h' in the prompt string due to insufficient validation of user-supplied input. A remote attacker can place shell metacharacters in 'hostname' of a machine and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM SAN Volume Controller: before 8.1.2.1

IBM Storwize V3500: before 8.1.2.1

IBM Storwize V3700: before 8.1.2.1

IBM Storwize V5000: before 8.1.2.1

IBM Storwize V7000: before 8.1.2.1

IBM FlashSystem V9000: before 8.1.2.1

IBM Spectrum Virtualize Software: before 8.1.2.1

IBM Spectrum Virtualize for Public Cloud: before 8.1.2.1

External links

http://www.ibm.com/support/pages/node/650903

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.