CVE-2021-43657

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A Stored Cross-site scripting (XSS) vulnerability via MAster.php in Sourcecodetester Simple Client Management System (SCMS) 1.0 allows remote attackers to inject arbitrary web script or HTML via the vulnerable input fields.

*Credits: N/A

CVSS Scores

NISTv3.1 5.4

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-11-15 CVE Reserved
2022-11-26 First Exploit
2022-12-22 CVE Published
2024-07-14 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (2)

URL	Tag	Source
https://github.com/c0n5n3d/CVE-2021-43657/blob/main/Info.txt	Third Party Advisory

URL	Date	SRC
https://github.com/c0n5n3d/CVE-2021-43657	2022-11-26

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Simple Client Management System Project Search vendor "Simple Client Management System Project"		Simple Client Management System Search vendor "Simple Client Management System Project" for product "Simple Client Management System"				1.0 Search vendor "Simple Client Management System Project" for product "Simple Client Management System" and version "1.0"		-		Affected