CVE-2023-6038: Local File Inclusion in h2oai/h2o-3
A Local File Inclusion (LFI) vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of the user running the h2o-3 instance. This issue affects the default installation and does not require user interaction. The vulnerability can be exploited by making specific GET or POST requests to the ImportFiles and ParseSetup endpoints, respectively. This issue was identified in version 3.40.0.4 of h2o-3.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2023-6038?
CVE-2023-6038 is a vulnerability in H2O, a popular web server, that allows an attacker to read any file on the server hosting the H2O dashboard without any authentication.
How severe is CVE-2023-6038?
CVE-2023-6038 has a severity rating of 9.3 (critical).
What software is affected by CVE-2023-6038?
H2O is affected by CVE-2023-6038.
How can an attacker exploit CVE-2023-6038?
An attacker can exploit CVE-2023-6038 to read any file on the server hosting the H2O dashboard without any authentication.
Is there a fix for CVE-2023-6038?
Currently, there is no known fix for CVE-2023-6038. It is recommended to keep the H2O software up to date and follow any available security recommendations from the vendor.