CVE-2019-19006
KEV Sangoma FreePBX Improper Authentication Vulnerability
Description
Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.
Sangoma FreePBX 115.0.16.26 and below, 14.0.13.11 and below, 13.0.197.13 and below have Incorrect Access Control.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HPublishedNov 21, 2019
Last modifiedJun 17, 2026
Added to KEVFeb 3, 2026
Remediation dueFeb 24, 2026
References
- community.freepbx.org/t/freepbx-security-vulnerability-sec-2019-001/62772Vendor Advisory
- pastebin.com/2CdsQMKWBroken Link
- wiki.freepbx.org/display/FOP/2019-11-20+Remote+Admin+Authentication+BypassVendor Advisory
- freepbx.org/category/blog/Product
- research.checkpoint.com/2020/inj3ctor3-operation-leveraging-asterisk-servers-for-monetization/ExploitThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-19006US Government Resource
0 recent articles mention this CVE
85
Risk assessment · Critical
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 244 days
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 55.9% · top 1% of all CVEs
- Weakness
- CWE-287
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.