SB2018090613 - Denial of service in Cisco Webex Player
Published: September 6, 2018
Security Bulletin ID
SB2018090613
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-0457)
The vulnerability allows a remote attacker to cause DoS condition.
The vulnerability exists in the Cisco Webex Player for Webex Recording Format (WRF) files due to insufficient input validation. A remote attacker can send a user a link or email attachment with a malicious WRF file, trick the victim into opening the file in the Cisco Webex Player and cause the player to crash.
Remediation
Install update from vendor's website.