Buffer Overflow Vulnerability in Kingdia CD Extractor by Kingdia
CVE-2021-47774

8.4HIGH

Key Information:

Vendor

En

Status
Kingdia Cd Extractor
Vendor
CVE Published:
15 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2021-47774?

Kingdia CD Extractor version 3.0.2 is susceptible to a buffer overflow in the registration name field, which could be exploited by an attacker to execute arbitrary code. By crafting a malicious payload that exceeds 256 bytes, an attacker may overwrite the Structured Exception Handler, enabling remote code execution through a bind shell. This vulnerability exposes users to significant security risks, highlighting the importance of software updates and secure coding practices.

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Affected Version(s)

Kingdia CD Extractor 3.0.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-47774 - Proof of Concept

References

https://www.exploit-db.com/exploits/50470
exploit
https://kingdia-cd-extractor.informer.com/
product

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Achilles
JSON
.