CVE-2018-0103: Cisco Webex Business Suite

High severity, CVSS 7.8. EPSS: 1.7% chance of exploitation in the next 30 days.

A Buffer Overflow vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow a local attacker to execute arbitrary code on the system of a user. The attacker could exploit this vulnerability by sending the user a link or email attachment with a malicious ARF file and persuading the user to follow the link or launch the file. Successful exploitation could allow the attacker to execute arbitrary code on the user's system. This vulnerability affects Cisco WebEx Business Suite meeting sites, Cisco WebEx Meetings sites, Cisco WebEx Meetings Server, and Cisco WebEx ARF players. Cisco Bug IDs: CSCvg78835, CSCvg78837, CSCvg78839.

Affected products

• Cisco Webex Business Suite: affected versions not specified
• Cisco Webex Meetings: affected versions not specified
• Cisco Webex Meetings Server: affected versions not specified
• Cisco Webex Network Recording Player: affected versions not specified

Published 2018-01-04. Last modified 2026-06-17.