Discover the impact of CVE-2020-13128, a denial of service vulnerability in Manolo GWTUpload 1.0.3. Learn about affected systems, exploitation risks, and mitigation steps to secure your server.
An issue was discovered in Manolo GWTUpload 1.0.3 that can lead to denial of service by causing server threads to sleep.
Understanding CVE-2020-13128
What is CVE-2020-13128?
This CVE identifies a vulnerability in Manolo GWTUpload 1.0.3 where the server's UploadServlet.java allows a delay parameter that can make all server threads sleep, potentially resulting in a denial of service.
The Impact of CVE-2020-13128
Exploiting this vulnerability can lead to a denial of service by causing server threads to sleep indefinitely, disrupting normal server operations.
Technical Details of CVE-2020-13128
Vulnerability Description
The issue lies in the server's UploadServlet.java, which accepts a delay parameter that can be exploited to make all server threads sleep, impacting server availability.
Affected Systems and Versions
Exploitation Mechanism
The vulnerability can be exploited by sending a specially crafted request with a delay parameter, causing server threads to sleep and potentially leading to a denial of service.
Mitigation and Prevention
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates