Welcart e-Commerce < 2.8.5 - Unauthenticated Arbitrary File Access
CVE-2022-4140

7.5HIGH

Key Information:

Vendor
Wordpress
Status
Welcart E-commerce
Vendor
CVE Published:
2 January 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 63%

Summary

The Welcart e-Commerce plugin for WordPress, prior to version 2.8.5, contains a vulnerability that arises from insufficient validation of user input. This oversight allows an unauthenticated attacker to potentially read arbitrary files on the server. By manipulating the input, the attacker can gain access to sensitive information that should otherwise be secured, highlighting the importance of input validation in web applications.

Affected Version(s)

Welcart e-Commerce 0 < 2.8.5

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-4140 - Proof of Concept

References

https://wpscan.com/vulnerability/0d649a7e-3334-48f7-abca-...
exploitvdb-entrytechnical-description

EPSS Score

63% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Takeshi Suzuki
WPScan
.