Vulnerability identifier: #VU8551

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-12255

CWE-ID: CWE-77

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco UCS Central Software
Client/Desktop applications / Other client software

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a local attacker to execute arbitrary commands.

The weakness exists in the CLI of Cisco UCS Central Software due to insufficient input validation of commands entered in the CLI. A local attacker can supply specially crafted arguments to enter and execute a specific command and gain shell access to the system.

Mitigation
Update to version 2.0(1b).

Vulnerable software versions

Cisco UCS Central Software: 1.5.1c

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170920-ucs

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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