Unrestricted File Upload Vulnerability in WSO2 Products
CVE-2022-29464

9.8CRITICAL

Key Information:

Vendor

Wso2

Vendor
CVE Published:
18 April 2022

Badges

💰 Ransomware👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%🦅 CISA Reported

What is CVE-2022-29464?

Certain WSO2 products have a vulnerability that allows an uncontrolled file upload. This can lead to remote code execution by exploiting a specific /fileupload endpoint. By using a Content-Disposition header that employs directory traversal sequences, an attacker can access files within the web root's directory, including sensitive application files. The affected versions span across multiple WSO2 offerings, making it crucial for users to apply necessary security patches and mitigations.

CISA has reported CVE-2022-29464

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2022-29464 as being exploited and is known by the CISA as enabling ransomware campaigns.

The CISA's recommendation is: Apply updates per vendor instructions.

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.

References

EPSS Score

94% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 💰

    Used in Ransomware

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.