VULNERABILITY INTELLIGENCE

CVE-2021-47771

CVSS score5.5 MEDIUM

EPSS probability0.25%

CISA KEVNot currently listed

Published2026-01-15

Last modified2026-06-17

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

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.

Weakness classification

disclosure@vulncheck.com: CWE-770

Primary references

disclosure@vulncheck.com — Product, Release Notes
disclosure@vulncheck.com — Exploit, Third Party Advisory
disclosure@vulncheck.com — Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — Exploit, Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — Third Party Advisory