Vulnerability Details : CVE-2023-6038
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.
Vulnerability category: File inclusion
Products affected by CVE-2023-6038
- cpe:2.3:a:h2o:h2o:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-6038
9.83%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-6038
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N |
3.9
|
4.7
|
huntr.dev | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2023-6038
-
The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize '\..\filename' (leading backslash dot dot) sequences that can resolve to a location that is outside of that directory.Assigned by: security@huntr.dev (Secondary)
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by:
- nvd@nist.gov (Primary)
- security@huntr.dev (Secondary)
References for CVE-2023-6038
-
https://huntr.com/bounties/380fce33-fec5-49d9-a101-12c972125d8c
LFI in h2o-3 API vulnerability found in h2o-3Exploit
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