Cisco WebEx Meetings Server Arbitrary Password Change Vulnerability

A vulnerability in Cisco WebEx Meetings Server could allow an authenticated, remote attacker to conduct arbitrary password changes against any non-administrative user.

The vulnerability is due to insufficient parameter string security. An attacker could exploit this vulnerability by creating a password-protected meeting and utilizing system-provided parameters to change a non-administrative user password. A successful exploit could allow an attacker to change the password of a targeted user.

Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are not available.

This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-wms1[“https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-wms1”]