CVE-2020-36899 - CVE House
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Status published High CVE-2020-36899

QiHang Media Web Digital Signage 3.0.9 Unauthenticated Arbitrary File Disclosure

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • LiquidWorm as Gjoko Krstic of Zero Science Lab

References

More from Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd.

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CVE-2020-36897
QiHang Media Web Digital Signage 3.0.9 Unauthenticated Remote Code Execution
Critical 9.3

Affected Vendor

Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd.

View all reports →

Affected Software

QiHang Media Web Digital Signage
Vulnerable Versions:
3.0.9.0

Timeline

Official Publish: December 10th, 2025
Last Modified: December 11th, 2025
Added to House: July 21st, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-530

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.