CVE-2020-36630

Name: CVE-2020-36630
Creator: NVD / NIST
Published: 2022-12-25T20:15:25.1+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2020-36630 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in FreePBX cdr 14.0. It has been classified as critical. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

A vulnerability was found in FreePBX cdr 14.0. It has been classified as critical. This affects the function ajaxHandler of the file ucp/Cdr.class.php. The manipulation of the argument limit/offset leads to sql injection. Upgrading to version 14.0.5.21 is able to address this issue. The name of the patch is f1a9eea2dfff30fb99d825bac194a676a82b9ec8. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-216771.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.68%

47.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Sangoma	Freepbx	>= 14.0, < 14.0.5.21

References

https://github.com/FreePBX/cdr/commit/f1a9eea2dfff30fb99d825bac194a676a82b9ec8Patch, Third Party Advisory
https://github.com/FreePBX/cdr/releases/tag/release%2F14.0.5.21Release Notes, Third Party Advisory
https://vuldb.com/?ctiid.216771Permissions Required, Third Party Advisory
https://vuldb.com/?id.216771Permissions Required, Third Party Advisory
https://github.com/FreePBX/cdr/commit/f1a9eea2dfff30fb99d825bac194a676a82b9ec8Patch, Third Party Advisory
https://github.com/FreePBX/cdr/releases/tag/release%2F14.0.5.21Release Notes, Third Party Advisory
https://vuldb.com/?ctiid.216771Permissions Required, Third Party Advisory
https://vuldb.com/?id.216771Permissions Required, Third Party Advisory

Timeline

Published: Dec 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-36630?

How severe is CVE-2020-36630?

CVE-2020-36630 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36630?

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-2020-36630?

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

Scan your code now

Source: NVD / NIST