CVE-2021-47894

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H                                    

Vulnerability Description

Managed Switch Port Mapping Tool 2.85.2 contains a denial of service vulnerability that allows attackers to crash the application by creating an oversized buffer. Attackers can generate a 10,000-character buffer and paste it into the IP Address and SNMP Community Name fields to trigger the application crash.

Vulnerability Details

Published Date

January 23, 2026

Last Modified

January 26, 2026

CWE ID

CWE-770

Source

NVD

Vendor

Northwest Performance Software, Inc.

Product

Managed Switch Port Mapping Tool

External References

https://switchportmapper.com/
https://switchportmapper.com/download.htm
https://www.exploit-db.com/exploits/49566
https://www.vulncheck.com/advisories/managed-switch-port-mapping-tool-denial-of-service
https://www.exploit-db.com/exploits/49566

CVE-2021-47894

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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