OS command injection in Cisco Integrated Management Controller

1) OS Command Injection

EUVDB-ID: #VU20366

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-1864

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to insufficient validation of command input in the web-based management interface. A remote authenticated attacker with read-only privileges can send a specially crafted commands to the web-based management interface, inject and execute arbitrary system-level commands with root privileges on the target device.

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

This vulnerability affects the following Cisco products that are running Cisco IMC Software:

• UCS C-Series and S-Series Servers in standalone mode 
• UCS E-Series Servers
• 5000 Series Enterprise Network Compute System (ENCS) Platform

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Integrated Management Controller: 1.5 - 4.0

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-imc-cmdinj-1864

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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