cisco-sa-cms-LAHe8z5v: Cisco Meeting Server Call Bridge Denial of Service Vulnerability

Published Oct 20, 2021
·
Updated

A vulnerability in an API of the Call Bridge feature of Cisco Meeting Server could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper handling of large series of message requests. An attacker could exploit this vulnerability by sending a series of messages to the vulnerable API. A successful exploit could allow the attacker to cause the affected device to reload, dropping all ongoing calls and resulting in a DoS condition. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cms-LAHe8z5v

Affected Software

1 affected component
Cisco Meeting Server

Event History

Oct 20, 2021
Advisory Published
via Cisco·04:00 PM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID of this Cisco Meeting Server vulnerability?

The vulnerability ID of this Cisco Meeting Server vulnerability is cisco-sa-cms-LAHe8z5v.

2

What is the title of this vulnerability?

The title of this vulnerability is Cisco Meeting Server Call Bridge Denial of Service Vulnerability.

3

What is the severity of the Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v?

The severity of the Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v is medium.

4

What software is affected by the Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v?

The Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v affects Cisco Meeting Server.

5

How can an unauthenticated attacker exploit the Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v?

An unauthenticated attacker can exploit the Cisco Meeting Server vulnerability with the ID cisco-sa-cms-LAHe8z5v by sending large series of message requests, causing a denial of service (DoS) condition.

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