CVE-2019-10797 : Vulnerability Insights and Analysis

Netty in WSO2 transport-http before v6.3.1 is vulnerable to HTTP Response Splitting due to disabled HTTP Header validation.

Understanding CVE-2019-10797

The vulnerability in Netty within WSO2 transport-http exposes systems to HTTP Response Splitting attacks.

What is CVE-2019-10797?

The vulnerability in WSO2 transport-http allows HTTP Response Splitting due to the lack of HTTP Header validation.

The Impact of CVE-2019-10797

Attackers can manipulate HTTP responses leading to various security risks.
Malicious actors may perform header injection attacks compromising system integrity.

Technical Details of CVE-2019-10797

Netty in WSO2 transport-http is susceptible to HTTP Response Splitting due to disabled HTTP Header validation.

Vulnerability Description

The absence of HTTP Header validation in Netty within WSO2 transport-http allows for HTTP Response Splitting attacks.

Affected Systems and Versions

Product: WSO2 transport-http
Vendor: Snyk
Versions Affected: All versions prior to v6.3.1

Exploitation Mechanism

Attackers can exploit this vulnerability to manipulate HTTP responses and potentially inject malicious headers.

Mitigation and Prevention

Immediate Steps to Take:

Update WSO2 transport-http to version v6.3.1 or later.
Implement strict input validation to prevent header injection attacks. Long-Term Security Practices:
Regularly monitor and audit HTTP responses for anomalies.
Educate developers on secure coding practices to prevent similar vulnerabilities.
Employ web application firewalls to detect and block malicious traffic.
Patching and Updates: Regularly apply security patches and updates to mitigate known vulnerabilities.