CVE-2020-9481 Explained : Impact and Mitigation

Apache ATS 6.0.0 to 6.2.3, 7.0.0 to 7.1.9, and 8.0.0 to 8.0.6 is vulnerable to a HTTP/2 slow read attack.

Understanding CVE-2020-9481

Apache Traffic Server (ATS) versions 6.0.0 to 6.2.3, 7.0.0 to 7.1.9, and 8.0.0 to 8.0.6 are affected by a specific vulnerability.

What is CVE-2020-9481?

CVE-2020-9481 is a vulnerability in Apache Traffic Server that allows for a HTTP/2 slow read attack, impacting versions 6.0.0 to 6.2.3, 7.0.0 to 7.1.9, and 8.0.0 to 8.0.6.

The Impact of CVE-2020-9481

This vulnerability could be exploited by an attacker to perform a slow read attack over HTTP/2, potentially leading to denial of service or other malicious activities.

Technical Details of CVE-2020-9481

Apache ATS versions 6.0.0 to 6.2.3, 7.0.0 to 7.1.9, and 8.0.0 to 8.0.6 are susceptible to the following:

Vulnerability Description

The vulnerability allows for a HTTP/2 slow read attack, which can be exploited by malicious actors.

Affected Systems and Versions

Apache ATS 6.0.0 to 6.2.3
Apache ATS 7.0.0 to 7.1.9
Apache ATS 8.0.0 to 8.0.6

Exploitation Mechanism

Attackers can exploit this vulnerability to conduct slow read attacks over HTTP/2, potentially causing service disruptions or unauthorized access.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-9481.

Immediate Steps to Take

Update Apache Traffic Server to the latest patched version.
Monitor network traffic for any suspicious activity.
Implement network security measures to mitigate potential attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and audits to identify and remediate weaknesses.
Educate staff on cybersecurity best practices to enhance overall security posture.

Patching and Updates

Apply patches provided by Apache to fix the vulnerability.
Stay informed about security advisories and updates from Apache to protect systems from potential threats.