CVE-2009-3723 Missing authorization in asterisk

What is CVE-2009-3723?

CVE-2009-3723 is a high-severity missing authorization vulnerability in Debian Debian Linux, published on 29 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

asterisk allows calls on prohibited networks

Weakness: CWE-863

Which versions are affected by CVE-2009-3723?

It affects 2 products.

Products include Debian Debian Linux, Sangoma Asterisk.

How do I fix CVE-2009-3723?

Apply the vendor's patch.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2009-3723 being exploited?

There is no known exploitation of CVE-2009-3723 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2009-3723, GHSA-g343-h29p-q8m3.