Kaoni ezHTTPTrans Active-X File Download and Execution Vulnerability

published 2020-05-22 6y ago modified 2026-06-17 4mo ago also EUVD-2020-28745

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 55%
public exploits: 0; none known

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

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Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

Kaoni ezHTTPTrans

Classification

Weakness

CWE-494 Download of Code Without Integrity Check

References

kaoni.com /
product
boho.or.kr /krcert/secNoticeView.do?bulletin_writing_sequence=35428
third-party-advisory

Sources

CVE List CVE-2020-7813
NVD CVE-2020-7813

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