CVE-2021-47774

CRITICAL
2026-01-15 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 16, 2026 - 15:55 vuln.today
Public exploit code
CVE Published
Jan 15, 2026 - 16:16 nvd
CRITICAL 9.8

Description

Kingdia CD Extractor 3.0.2 contains a buffer overflow vulnerability in the registration name field that allows attackers to execute arbitrary code. Attackers can craft a malicious payload exceeding 256 bytes to overwrite Structured Exception Handler and gain remote code execution through a bind shell.

Analysis

Kingdia CD Extractor 3.0.2 has a buffer overflow in the registration name field. PoC available.

Technical Context

Registration name >256 bytes overflows SEH handlers (CWE-787).

Affected Products

Kingdia CD Extractor 3.0.2

Remediation

Avoid this software.

Priority Score

69
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: +20

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CVE-2021-47774 vulnerability details – vuln.today

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