CVE-2017-12296: XSS

Published Oct 19, 2017

Updated

A vulnerability in Cisco WebEx Meetings Server could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the affected system. The vulnerability is due to insufficient input validation of some parameters that are passed to the web server of the affected system. An attacker could exploit this vulnerability by convincing a user to follow a malicious link or by intercepting a user request and injecting malicious code into the request. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected web interface or allow the attacker to access sensitive browser-based information. Cisco Bug IDs: CSCvf51241, CSCvf51261.

Affected Software

3 affected components

Cisco Webex Meetings Server=2.6

Cisco Webex Meetings Server=2.7

Cisco Webex Meetings Server=2.8

Event History

Oct 19, 2017

CVE Published

via MITRE·08:00 AM

Data Sourced

via MITRE·08:00 AM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2017-12296?

CVE-2017-12296 is classified as a medium severity vulnerability.

How do I fix CVE-2017-12296?

To fix CVE-2017-12296, upgrade to Cisco WebEx Meetings Server version 2.8 or apply the patches provided by Cisco.

What type of attack can CVE-2017-12296 facilitate?

CVE-2017-12296 can facilitate a cross-site scripting (XSS) attack.

Is authentication required to exploit CVE-2017-12296?

No, CVE-2017-12296 can be exploited by an unauthenticated remote attacker.

What parameters are insufficiently validated in CVE-2017-12296?

CVE-2017-12296 involves insufficient input validation of certain parameters passed to the web server.