ByteOS Network

NVD Vulnerability Details :

CVE-2020-37034

Awaiting Analysis

Source-disclosure@vulncheck.com

Published At-30 Jan, 2026 | 23:16

Updated At-03 Feb, 2026 | 16:44

HelloWeb 2.0 contains an arbitrary file download vulnerability that allows remote attackers to download system files by manipulating filepath and filename parameters. Attackers can send crafted GET requests to download.asp with directory traversal to access sensitive configuration and system files.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	8.7	HIGH	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary	3.1	7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Type: Secondary

Version: 4.0

Base score: 8.7

Base severity: HIGH

Vector:

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Type: Primary

Version: 3.1

Base score: 7.5

Base severity: HIGH

Vector:

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

Weaknesses

CWE ID	Type	Source
CWE-22	Primary	disclosure@vulncheck.com

CWE ID: CWE-22

Type: Primary

Source: disclosure@vulncheck.com

References

Hyperlink	Source	Resource
https://web.archive.org/web/20190109182037/https://helloweb.co.kr/	disclosure@vulncheck.com	N/A
https://www.exploit-db.com/exploits/48659	disclosure@vulncheck.com	N/A
https://www.vulncheck.com/advisories/helloweb-arbitrary-file-download	disclosure@vulncheck.com	N/A