Privilege escalation in Cisco RoomOS

Published: 2019-08-26 | Updated: 2019-08-26
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-12622
CWE ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software Cisco RoomOS Subscribe
Vendor Cisco Systems, Inc

Security Advisory

This security advisory describes one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

Severity: Low

CVSSv3: 6.1 [CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-12622

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Description

The vulnerability allows a remote attacker to write files to the underlying filesystem

The vulnerability exists due to insufficient permission restrictions on a specific process. A local authenticated attacker can log in to an affected device with remote support credentials, initiate the specific process on the device, send crafted data to that process and write files to the underlying file system with root privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco RoomOS: -

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-roomos-privesc

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.