SecuriTricks - CVE-2020-36899

Description

QiHang Media Web Digital Signage 3.0.9 contains an unauthenticated file disclosure vulnerability that allows remote attackers to access sensitive files through unverified 'filename' and 'path' parameters. Attackers can exploit the QH.aspx endpoint to read arbitrary files and directory contents without authentication by manipulating download and getAll actions.

Product(s) Impacted

Vendor	Product	Versions
Qi Hang	Media Web Digital Signage	3.0.9

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-530

Exposure of Backup File to an Unauthorized Control Sphere

A backup file is stored in a directory or archive that is made accessible to unauthorized actors.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	qi_hang	media_web_digital_signage	3.0.9	/	/	/	/	/	/	/

References

http://www.howfor.com

https://www.exploit-db.com/exploits/48750

https://www.vulncheck.com/advisories/qihang-media-web-digital-signage-unauthenticated-arbitrary-file-disclosure

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5581.php

CVSS Score

8.7 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: NONE
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

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

View Vector String

Timeline

Published: Dec. 10, 2025, 9:16 p.m.
Last Modified: Dec. 10, 2025, 9:16 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

disclosure@vulncheck.com

CVE-2020-36899