CVE-2021-47771 - CVE House
Back to Database
Status published Medium CVE-2021-47771

RDP Manager 4.9.9.3 - Denial-of-Service (PoC)

Vulnerability Description

RDP Manager 4.9.9.3 contains a denial of service vulnerability in connection input fields that allows local attackers to crash the application. Attackers can add oversized entries in Verbindungsname and Server fields to permanently freeze and crash the software, potentially requiring full reinstallation.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-47771

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Vulnerability-Lab

Affected Vendor

Cinspiration

View all reports →

Affected Software

RDP Manager
Vulnerable Versions:
4.9.9.3

Timeline

Official Publish: January 15th, 2026
Last Modified: January 26th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)