cisco-sa-cucm-selfcare-VRWWWHgE: Cisco Unified Communications Manager Self Care Portal Authorization Bypass Vulnerability

Published Apr 7, 2021
·
Updated

A vulnerability in the Self Care Portal of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an authenticated, remote attacker to modify data on an affected system without proper authorization. The vulnerability is due to insufficient validation of user-supplied data to the Self Care Portal. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify information without proper authorization. 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-cucm-selfcare-VRWWWHgE

Credit

Mohamed Youssef(Cysiv for finding), reporting this vulnerability.

Affected Software

2 affected components
Cisco Unified Communications Manager
Cisco Unified Communications Manager Session Management Edition

Event History

Apr 7, 2021
Advisory Published
04:00 PM
Data Sourced
04:00 PM
DescriptionSeverityWeaknessAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-cucm-selfcare-VRWWWHgE?

The cisco-sa-cucm-selfcare-VRWWWHgE vulnerability has been classified as a medium severity issue.

2

How do I fix cisco-sa-cucm-selfcare-VRWWWHgE?

To fix the cisco-sa-cucm-selfcare-VRWWWHgE vulnerability, apply the software updates provided by Cisco for the affected products.

3

Who is affected by cisco-sa-cucm-selfcare-VRWWWHgE?

The cisco-sa-cucm-selfcare-VRWWWHgE vulnerability affects users of Cisco Unified Communications Manager and Cisco Unified Communications Manager Session Management Edition.

4

What can an attacker do with cisco-sa-cucm-selfcare-VRWWWHgE?

An attacker exploiting cisco-sa-cucm-selfcare-VRWWWHgE could modify data on the affected system without proper authorization.

5

Is authentication required to exploit cisco-sa-cucm-selfcare-VRWWWHgE?

Yes, cisco-sa-cucm-selfcare-VRWWWHgE requires the attacker to be authenticated to the affected system.

Contact

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