SB2021040722 - Remote code execution in Cisco Unified Communications SOAP API
Published: April 7, 2021
Security Bulletin ID
SB2021040722
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Code Injection (CVE-ID: CVE-2021-1362)
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the SOAP API endpoint. A remote user can send a specially crafted SOAP API request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-rce-pqVYwyb
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv35203
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu56491
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv41616
- https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv59434