PT-2023-26261 · Unknown · Chengdu Flash Flood Disaster Monitoring/Warning System

Yueying · Published 2023-07-21 · Updated 2024-05-17 · CVE-2023-3804

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Chengdu Flash Flood Disaster Monitoring and Warning System version 2.0

Description A problematic vulnerability was found in the Chengdu Flash Flood Disaster Monitoring and Warning System. This issue affects the file /Service/FileHandler.ashx, where the manipulation of the userFile argument leads to unrestricted upload. The exploit has been disclosed to the public. The vendor was contacted about this disclosure but did not respond.

Recommendations For Chengdu Flash Flood Disaster Monitoring and Warning System version 2.0, consider disabling the /Service/FileHandler.ashx file or restricting the use of the userFile argument until a patch is available. Restrict access to this file to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2023-3804

Affected Products

Chengdu Flash Flood Disaster Monitoring/Warning System

References · 9

• 🔥 https://github.com/yueying638/cve/blob/main/upload.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-3804 · Security Note
• https://osv.dev/vulnerability/CVE-2023-3804 · Vendor Advisory
• https://t.me/cvenotify/54844 · Telegram Post
• https://vuldb.com/?id.235072 · Note
• https://vuldb.com/?ctiid.235072 · Note
• https://t.me/cibsecurity/67074 · Telegram Post
• https://t.me/cvenotify/54807 · Telegram Post
• https://t.me/cvenotify/54808 · Telegram Post