How severe is CVE-2020-36630?

CVE-2020-36630 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-36630 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36630?

CVE-2020-36630 affects Sangoma Freepbx. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36630?

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

When was CVE-2020-36630 published?

CVE-2020-36630 was published on 2022-12-25 and last updated on 2026-06-17.

CVE-2020-36630

CVE-2020-36630 is a medium-severity vulnerability in Sangoma Freepbx with a CVSS 3.x base score of 5.5. 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-89.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Sangoma Freepbx
Published: 2022-12-25
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2020-36630?: 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.
How severe is CVE-2020-36630?: CVE-2020-36630 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-36630 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36630?: CVE-2020-36630 affects Sangoma Freepbx. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36630?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36630 published?: CVE-2020-36630 was published on 2022-12-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*

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