CVE-2025-47780

HIGH
Published May 22, 2025 Modified Nov 3, 2025 CWE-78

Description

Asterisk is an open-source private branch exchange (PBX). Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, trying to disallow shell commands to be run via the Asterisk command line interface (CLI) by configuring `cli_permissions.conf` (e.g. with the config line `deny=!*`) does not work which could lead to a security risk. If an administrator running an Asterisk instance relies on the `cli_permissions.conf` file to work and expects it to deny all attempts to execute shell commands, then this could lead to a security vulnerability. Versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk fix the issue.

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CVSS v3.1 Score

7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-78 OS Command Injection

Affected Products

Vendor Product
sangoma asterisk
sangoma asterisk
sangoma asterisk
sangoma asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk
sangoma certified_asterisk

References

Frequently Asked Questions

What is CVE-2025-47780? +
Asterisk is an open-source private branch exchange (PBX). Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, trying to disallow shell commands to be run via the Asterisk command line interface (CLI) by configuring `cli_permissions.conf` (e.g. with the config line `deny=!*`) does not work which could lead to a security risk. If an administrator running an Asterisk instance relies on the `cli_permissions.conf` file to work and expects it to deny all attempts to execute shell commands, then this could lead to a security vulnerability. Versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk fix the issue. It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2025-47780? +
CVE-2025-47780 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2025-47780? +
CVE-2025-47780 affects products from sangoma, specifically: asterisk, certified_asterisk. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-47780? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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