Buffer overflow in En Kingdia Cd Extractor

CVE-2021-47774

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.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-47774: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-47774?
CVE-2021-47774 is a critical-severity vulnerability in En Kingdia Cd Extractor, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2026-01-15.
How severe is CVE-2021-47774?
Critical severity. CVSS v3 base score is 9.8 out of 10.