What is CVE-2020-7812?

CVE-2020-7812 is a high-severity vulnerability in Kaoni Ezhttptrans, classified under Download of Code Without Integrity Check. CVSS score: 7.8/10. Published 2020-05-28.

How severe is CVE-2020-7812?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Kaoni Ezhttptrans

CVE-2020-7812

Ezhttptrans.ocx ActiveX Control in Kaoni ezHTTPTrans 1.0.0.70 and prior versions contain a vulnerability that could allow remote attacker to download arbitrary file by setting the arguments to the activex method. This can be leveraged for code execution by rebooting the victim’s PC.

Published 2020-05-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (53.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Kaoni Ezhttptrans — versions 1.0.0.70
Microsoft Windows

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check

References

www.kaoni.com/ (Vendor Advisory)
www.boho.or.kr/krcert/secNoticeView.do (Third Party Advisory)

Frequently asked questions

What is CVE-2020-7812?: CVE-2020-7812 is a high-severity vulnerability in Kaoni Ezhttptrans, classified under Download of Code Without Integrity Check. CVSS score: 7.8/10. Published 2020-05-28.
How severe is CVE-2020-7812?: High severity. CVSS v3 base score is 7.8 out of 10.