VDB-236206 · Submit #186412 · CVE-2023-4171

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

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.5	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects unknown code of the file \Service\FileDownload.ashx. Executing a manipulation of the argument Files can lead to path traversal. This vulnerability is handled as CVE-2023-4171. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in Chengdu Flash Flood Disaster Monitoring and Warning System 2.0. This vulnerability affects an unknown code block of the file \Service\FileDownload.ashx. The manipulation of the argument Files with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-24. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize "../" sequences that can resolve to a location that is outside of that directory. As an impact it is known to affect confidentiality.

The weakness was released 08/05/2023. The advisory is available at github.com. This vulnerability was named CVE-2023-4171. Technical details and also a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Chengdu

Name

Flash Flood Disaster Monitoring and Warning System

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (VulDB): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-24 / CWE-23 / CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/05/2023 🔍
08/05/2023 +0 days 🔍
08/05/2023 +0 days 🔍
08/30/2023 +25 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-4171 (🔍)
GCVE (CVE): GCVE-0-2023-4171
GCVE (VulDB): GCVE-100-236206
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/05/2023 08:45
Updated: 08/30/2023 08:08
Changes: 08/05/2023 08:45 (41), 08/30/2023 08:07 (2), 08/30/2023 08:08 (28)
Complete: 🔍
Submitter: xiafine
Cache ID: 216::103

Submitinfo

Accepted

Submit #186412: Flash flood disaster monitoring and early warning system 2.0 has arbitrary file reading vulnerability (by xiafine)