CVE-2020-13128: Unrestricted Upload of File with Dangerous Type

May 18, 2020 (updated May 19, 2020)

An issue was discovered in GWTUpload’s server/UploadServlet.java (the servlet for handling file upload) accepts a delay parameter that causes a thread to sleep. It can be abused to cause all of a server’s threads to sleep, leading to denial of service.

References

nvd.nist.gov/vuln/detail/CVE-2020-13128

Code Behaviors & Features

Detect and mitigate CVE-2020-13128 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →