CVE-2020-29447 : Vulnerability Insights and Analysis

Atlassian Crucible before 4.7.4 and from 4.8.0 before 4.8.5 versions are vulnerable to a Denial of Service (DoS) attack through a file upload request feature in code reviews.

Understanding CVE-2020-29447

This CVE involves a vulnerability in Atlassian Crucible that could be exploited by remote attackers to disrupt the application's availability.

What is CVE-2020-29447?

Atlassian Crucible versions prior to 4.7.4 and between 4.8.0 to 4.8.5 are susceptible to a Denial of Service (DoS) flaw.

The Impact of CVE-2020-29447

Attackers can exploit this vulnerability to cause a DoS condition, affecting the availability of the application.

Technical Details of CVE-2020-29447

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability in Atlassian Crucible allows remote attackers to disrupt the application's availability through a DoS attack in the file upload request feature of code reviews.

Affected Systems and Versions

Affected Versions: Atlassian Crucible versions before 4.7.4 and from 4.8.0 to 4.8.5.

Exploitation Mechanism

Attackers can exploit the vulnerability by sending specially crafted requests to the file upload feature, leading to a DoS condition.

Mitigation and Prevention

Protect your systems from CVE-2020-29447 with these mitigation strategies.

Immediate Steps to Take

Upgrade Atlassian Crucible to version 4.7.4 or higher to mitigate the vulnerability.
Monitor network traffic for any suspicious activities targeting the file upload feature.

Long-Term Security Practices

Regularly update and patch Atlassian Crucible to ensure the latest security fixes are in place.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Apply security patches provided by Atlassian promptly to address known vulnerabilities.