Helpu remote code execution vulnerability

published 2021-06-29 5y ago modified 2026-06-17 4mo ago also EUVD-2020-28800

cvss: 9.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.7%; EPSS 2.7% chance of exploitation in 30 days, percentile 86%
public exploits: 0; none known

A remote code execution vulnerability exists in helpUS(remote administration tool) due to improper validation of parameter of ShellExecutionExA function used for login.

Is CVE-2020-7868 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

2.70% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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	10.0	AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

HelpU helpu.ocx

Classification

Weakness

CWE-141 Improper Neutralization of Parameter/Argument Delimiters

References

boho.or.kr /krcert/secNoticeView.do?bulletin_writing_sequence=36088
third-party-advisory

Sources

CVE List CVE-2020-7868
NVD CVE-2020-7868

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.