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CVE-2023-4172— Chengdu Flash Flood Disaster Monitoring and Warning System FileHandler.ashx absolute path traversal

Quick assessment

Affected

Chengdu Flash Flood Disaster Monitoring and Warning System

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Chengdu Flash Flood Disaster Monitoring and Warning System是一个成都市山洪灾害监测预警系统。 Chengdu Flash Flood Disaster Monitoring and Warning System 2.0版本存在安全漏洞，该漏洞源于对参数FileDirectory的错误操作会导致绝对路径遍历。

CVSS 4.3 · Medium EPSS 0.92% · P60 Updated Jan 25, 2025

Possible ATT&CK Techniques 2 AI

T1083 · File and Directory Discovery T1195 · Supply Chain Compromise

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I. Basic Information for CVE-2023-4172

Vulnerability Information

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Vulnerability Title

Chengdu Flash Flood Disaster Monitoring and Warning System FileHandler.ashx absolute path traversal

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability, which was classified as problematic, has been found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This issue affects some unknown processing of the file \Service\FileHandler.ashx. The manipulation of the argument FileDirectory leads to absolute path traversal. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-236207.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

绝对路径遍历

Source: CVE Program / CVE List V5

Vulnerability Title

Chengdu Flash Flood Disaster Monitoring and Warning System 路径遍历漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Chengdu	Flash Flood Disaster Monitoring and Warning System	2.0	-

II. Public POCs for CVE-2023-4172

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2023-4172

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Vendor Advisories for CVE-2023-4172 (2)

https://vuldb.com/?id.236207 vdb-entry technical-description
https://vuldb.com/?ctiid.236207 signature permissions-required

Other References for CVE-2023-4172 (1)

https://github.com/nagenanhai/cve/blob/main/duqu2.md exploit

https://www.cve.org/CVERecord?id=CVE-2023-4172

IV. Related Vulnerabilities

Same product: Flash Flood Disaster Monitoring and Warning System

Same vendor: Chengdu

Same weakness: CWE-36