CVE-2018-19420
GetSimpleCMS Access Control Bypass (Arbitrary File Upload)
Description
In GetSimpleCMS 3.3.15, admin/upload.php blocks .html uploads but there are several alternative cases in which HTML can be executed, such as a file with no extension or an unrecognized extension (e.g., the test or test.asdf filename), because of admin/upload-uploadify.php, and validate_safe_file in admin/inc/security_functions.php.
INFO
Published Date :
Nov. 21, 2018, 9:29 p.m.
Last Modified :
Dec. 28, 2018, 2:31 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.5
Exploitability Score :
1.2
Public PoC/Exploit Available at Github
CVE-2018-19420 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-19420.
| URL | Resource |
|---|---|
| https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1301 | Exploit Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Cloned from 2020 Paper from NDSS
Python HTML PHP
A penetration testing tool for finding file upload bugs (NDSS 2020)
content-filtering-check penetration-testing file-upload-vulnerability
Python HTML PHP
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-19420 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-19420 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Dec. 28, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:P/A:N) Added CVSS V3 AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N Changed Reference Type https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1301 No Types Assigned https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1301 Exploit, Third Party Advisory Added CWE CWE-434 Added CPE Configuration OR *cpe:2.3:a:get-simple:getsimple_cms:3.3.15:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-19420 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-19420
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} -0.00%
score
0.24610
percentile