Privilege escalation in Cisco RoomOS



Published: 2019-08-26
Risk 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
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Cisco RoomOS
Operating systems & Components / Operating system

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU20382

Risk: Low

CVSSv3.1: 6.1 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-12622

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

Exploit availability: No

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: before ce 9.8.0

External links

http://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.



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