CVE-2021-1478

Cisco Unified Communications Manager Denial of Service Vulnerability

Description

A vulnerability in the Java Management Extensions (JMX) component 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 cause a denial of service (DoS) condition on an affected system. This vulnerability is due to an unsecured TCP/IP port. An attacker could exploit this vulnerability by accessing the port and restarting the JMX process. A successful exploit could allow the attacker to cause a DoS condition on an affected system.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.24%
Vendor Advisory cisco.com
Affected: Cisco Cisco Unified Communications Manager
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucm-dos-OO4SRYEf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-1478?
CVE-2021-1478 has been scored as a medium severity vulnerability.
How to fix CVE-2021-1478?
To fix CVE-2021-1478, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-1478 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-1478 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-1478?
CVE-2021-1478 affects Cisco Cisco Unified Communications Manager.
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