#VU13912 Improper input validation in Webex Player and Cisco WebEx Network Recording Player - CVE-2018-0379
Published: July 18, 2018 / Updated: July 19, 2018
Vulnerability identifier: #VU13912
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-0379
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Webex Player
Cisco WebEx Network Recording Player
Webex Player
Cisco WebEx Network Recording Player
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists in the Cisco Webex Network Recording Player for Advanced Recording Format (ARF) and Webex Recording Format (WRF) files due to insufficient input validation. A remote unauthenticated attacker can supply a specially crafted .arf or .wrf file via email or URL, thick the victim into launching it in the Webex recording players and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Update Cisco Webex Network Recording Player and Cisco Webex Player for Cisco Webex Meetings Suite to version 31.23, 32.15, 33.2 and later.
Update Webex Network Recording Player and WebEx Player for Cisco Webex Meetings Online to version 1.3.35 and later.
Update Webex Network Recording Player for Cisco Webex Meetings Server to version 3.0MR1 and later.
Update Webex Network Recording Player and WebEx Player for Cisco Webex Meetings Online to version 1.3.35 and later.
Update Webex Network Recording Player for Cisco Webex Meetings Server to version 3.0MR1 and later.