CVE-2021-36697

Name: CVE-2021-36697
Creator: NVD / NIST
Published: 2021-11-03T12:15:07.643+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2021-36697 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. 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. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

6.7/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.36%

27.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Artica	Pandora Fms	<= 755

References

http://artica.comVendor Advisory
http://pandora.comVendor Advisory
https://k4m1ll0.com/chained_exploit_htaccess.htmlExploit, Third Party Advisory
http://artica.comVendor Advisory
http://pandora.comVendor Advisory
https://k4m1ll0.com/chained_exploit_htaccess.htmlExploit, Third Party Advisory

Timeline

Published: Nov 3, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-36697?

How severe is CVE-2021-36697?

CVE-2021-36697 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2021-36697?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-36697?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST