Description
An issue was discovered in Manolo GWTUpload 1.0.3. 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 (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/manolo/gwtupload/issues/33
Exploit, Third Party Advisory x_refsource_misc
https://logicaltrust.net/blog/2020/02/gwt-upload.html
Scores
CVSS v3
7.5
EPSS
0.0050
EPSS Percentile
65.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-434
Status
published
Products (1)
gwtupload_project/gwtupload
1.0.3
Published
May 18, 2020
Tracked Since
Feb 18, 2026