CVE-2020-29022 : Vulnerability Insights and Analysis

Host Header Injection allowing web cache poisoning attacks.

Understanding CVE-2020-29022

Failure to sanitize host header value on output in the GateManager Web server could allow an attacker to conduct web cache poisoning attacks.

What is CVE-2020-29022?

This vulnerability in Secomea GateManager versions prior to 9.3 allows attackers to manipulate host headers, potentially leading to web cache poisoning attacks.

The Impact of CVE-2020-29022

CVSS Base Score: 5.3 (Medium Severity)
Attack Vector: Network
Confidentiality Impact: Low
Integrity Impact: None
Privileges Required: None
Scope: Unchanged
This vulnerability could be exploited by an attacker to compromise the integrity of web cache data.

Technical Details of CVE-2020-29022

Vulnerability Description

The issue arises from the failure to properly sanitize host header values in the GateManager Web server, enabling attackers to manipulate headers.

Affected Systems and Versions

Affected Product: GateManager
Vendor: Secomea
Affected Versions: All versions prior to 9.3

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious host headers, potentially leading to web cache poisoning attacks.

Mitigation and Prevention

Immediate Steps to Take

Update GateManager to version 9.3 or above to mitigate the vulnerability.
Monitor and filter incoming requests to detect and block any suspicious host header injections.

Long-Term Security Practices

Implement secure coding practices to sanitize and validate user inputs effectively.
Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.
Stay informed about security advisories and best practices to enhance overall cybersecurity posture.

Patching and Updates

Apply security patches provided by Secomea promptly to address the vulnerability and enhance system security.