OS Command Injection in Cisco TelePresence Collaboration Endpoint and RoomOS Software

1) OS Command Injection

EUVDB-ID: #VU29251

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3336

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 user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the software upgrade process. A remote administrator can send specially crafted requests with malformed parameters to the system using the console, Secure Shell (SSH), or web API and execute arbitrary OS commands on the target system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco TelePresence Collaboration Endpoint (CE): 9.8.0 - 9.12.0

Cisco RoomOS: before May Drop 2 2020

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-tp-cmd-inj-7ZpWhvZb

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

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

Is there known malware, which exploits this vulnerability?

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