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Asterisk is a free and open source framework for building communications applications and is sponsored by Sangoma.
11500000
Downloads Annually
Downloads Annually
85000
Community Members
Community Members
150
Countries with Installations
Countries with Installations
11500000
Servers Worldwide
Servers Worldwide
85000
New Endpoints Each Year
New Endpoints Each Year
AstriCon
Don’t miss out! February 11-13, 2025!
AstriCon is the longest-running open source convention celebrating open source projects featuring Asterisk and FreePBX. Consisting of multiple tracks, sessions, and EXPO hall, AstriCon offers various levels of education sessions and provides attendees networking opportunities with some of the best in the open source community.
Asterisk News
Certified Asterisk Security Release 20.7-cert4 Now Available
January 9, 2025
Certified Asterisk Security Release 18.9-cert13 Now Available
January 9, 2025
Asterisk Security Release 22.1.1 Now Available
January 9, 2025
Asterisk Security Release 21.6.1 Now Available
January 9, 2025
Asterisk Security Release 20.11.1 Now Available
January 9, 2025
Security Advisories
Path traversal via AMI ListCategories allows access to outside files: (GHSA-33×6-fj46-6rfh)
January 9, 2025
A malformed Contact or Record-Route URI in an incoming SIP request can cause Asterisk to crash when res_resolver_unbound is used (GHSA-v428-g3cw-7hv9)
September 5, 2024
Write=originate, is sufficient permissions for code execution / System() dialplan (GHSA-c4cg-9275-6w44)
August 8, 2024