The Meeting Server in IBM Sametime 8.x through 8.5.2.1 and 9.x through 9.0.0.1 does not send the HSTS Strict-Transport-Security header, which makes it easier for man-in-the-middle attackers to hijack sessions or obtain sensitive information by leveraging the presence of HTTP requests.

The Meeting Server in IBM Sametime 8.x through 8.5.2.1 and 9.x through 9.0.0.1 allows remote attackers to obtain unspecified installation information and technical data via a request to a public page.

The Meeting Server in IBM Sametime 8.x through 8.5.2.1 and 9.x through 9.0.0.1 does not set the secure flag for an unspecified cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session.

Cross-site scripting (XSS) vulnerability in the Web Application in the Classic Meeting Server in IBM Sametime 7.5.1.2 through 8.5.2.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.