SB2017112110 - Denial of service in Cisco Meeting Server



SB2017112110 - Denial of service in Cisco Meeting Server

Published: November 21, 2017

Security Bulletin ID SB2017112110
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper input validation (CVE-ID: CVE-2017-12311)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to H.264 frame has an invalid picture parameter set (PPS) value. A remote attacker can send a specially crafted H.264 frame and cause the media process to  restart.

Remediation

Install update from vendor's website.