How severe is CVE-2021-36697?

CVE-2021-36697 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36697 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36697?

CVE-2021-36697 affects Artica Pandora Fms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36697?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-36697 published?

CVE-2021-36697 was published on 2021-11-03 and last updated on 2026-07-09.

CVE-2021-36697

CVE-2021-36697 is a medium-severity vulnerability in Artica Pandora Fms with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Artica Pandora Fms
Published: 2021-11-03
Last modified: 2026-07-09

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.

Frequently asked questions

What is CVE-2021-36697?: 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.
How severe is CVE-2021-36697?: CVE-2021-36697 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36697 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36697?: CVE-2021-36697 affects Artica Pandora Fms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36697?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36697 published?: CVE-2021-36697 was published on 2021-11-03 and last updated on 2026-07-09.

References

https://k4m1ll0.com/chained_exploit_htaccess.html

Affected products (1)

cpe:2.3:a:artica:pandora_fms:*:*:*:*:*:*:*:*

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