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.

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
.