CVE-2020-7867 — HIGH (8.0) — White Hats Nepal

Vulnerability Description

An improper input validation vulnerability in Helpu solution could allow a local attacker to arbitrary file creation and execution without click file transfer menu. It is possible to file in arbitrary directory for user because the viewer program receive the file from agent with privilege of administrator.

CVSS Score

8.0

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Helpu	Helpuviewer	2018.5.21.0

Related Weaknesses (CWE)

CWE-20

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36303Third Party Advisory
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36303Third Party Advisory

FAQ

What is CVE-2020-7867?

CVE-2020-7867 is a vulnerability with a CVSS score of 8.0 (HIGH). An improper input validation vulnerability in Helpu solution could allow a local attacker to arbitrary file creation and execution without click file transfer menu. It is possible to file in arbitrary...

How severe is CVE-2020-7867?

CVE-2020-7867 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-7867?

Check the references section above for vendor advisories and patch information. Affected products include: Helpu Helpuviewer.