CVE-2021-36697

Severity Score

6.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

With an admin account, the .htaccess file in Artica Pandora FMS <=755 can be overwritten with the File Manager component. The new .htaccess file contains a Rewrite Rule with a type definition. A normal PHP file can be uploaded with this new "file type" and the code can be executed with an HTTP request.

Con una cuenta de administrador, el fichero .htaccess en Artica Pandora FMS versiones anteriores a 755 incluyéndola, puede ser sobrescrito con el componente File Manager. El nuevo fichero .htaccess contiene una Regla de Reescritura con una definición de tipo. Un archivo PHP normal puede ser cargado con este nuevo "file type" y el código puede ser ejecutado con una petición HTTP

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-07-12 CVE Reserved
2021-11-03 CVE Published
2024-01-26 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://k4m1ll0.com/chained_exploit_htaccess.html	2024-08-04

URL	Date	SRC

URL	Date	SRC
http://artica.com	2021-11-05
http://pandora.com	2021-11-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Artica Search vendor "Artica"		Pandora Fms Search vendor "Artica" for product "Pandora Fms"				<= 755 Search vendor "Artica" for product "Pandora Fms" and version " <= 755"		-		Affected