CVE-2022-39313 : Security Advisory and Response
CVE-2022-39313: Parse Server vulnerability leads to a Denial of Service attack when processing file download requests with invalid byte ranges. Learn about the impact, affected versions, and mitigation steps.
Parse Server is an open-source backend that encountered a vulnerability where it crashed upon receiving a file download request with an invalid byte range, leading to a Denial of Service attack. It affected versions prior to 4.10.17 and prior to 5.2.8 on the 5.x branch. This issue has been addressed in versions 4.10.17 and 5.2.8 with no known workarounds.
Understanding CVE-2022-39313
This section provides insights into the nature of the CVE-2022-39313 vulnerability.
What is CVE-2022-39313?
CVE-2022-39313 refers to the Parse Server vulnerability that causes a crash when processing file download requests with invalid byte ranges, resulting in a Denial of Service.
The Impact of CVE-2022-39313
The vulnerability impacts the availability of Parse Server, potentially disrupting services and causing downtime for affected systems.
Technical Details of CVE-2022-39313
Delve deeper into the technical aspects of CVE-2022-39313.
Vulnerability Description
The vulnerability stems from improper handling of file download requests with invalid byte ranges, triggering a crash and subsequently a Denial of Service.
Affected Systems and Versions
Parse Server versions prior to 4.10.17 and prior to 5.2.8 on the 5.x branch are susceptible to this vulnerability.
Exploitation Mechanism
By sending a file download request with an invalid byte range, an attacker can exploit this vulnerability and cause a Parse Server crash.
Mitigation and Prevention
Learn how to mitigate the risks associated with CVE-2022-39313.
Immediate Steps to Take
Upgrade Parse Server to versions 4.10.17 or 5.2.8 to avoid the vulnerability and protect against potential Denial of Service attacks.
Long-Term Security Practices
Regularly update Parse Server to the latest patched versions and stay informed about security advisories to safeguard your infrastructure.
Patching and Updates
Stay vigilant for security patches and promptly apply them to ensure the security and stability of your Parse Server deployment.