Asterisk Open Source 1.4.x before 1.4.40.1, 1.6.1.x before 1.6.1.25, 1.6.2.x before 1.6.2.17.3, and 1.8.x before 1.8.3.3 and Asterisk Business Edition C.x.x before C.3.6.4 do not restrict the number of unauthenticated sessions to certain interfaces, which allows remote attackers to cause a denial of service (file descriptor exhaustion and disk space exhaustion) via a series of TCP connections.
CVSS Details
- CVSS 3.1 Base Score: 5.3
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade asterisk | Jul 30, 2024 | Apr 27, 2011 |
| Freebsd | — | Upgrade asterisk18Upgrade asterisk14Upgrade asterisk16 | Dec 10, 2025 | Apr 21, 2011 |
| Gentoo Linux | — | Upgrade net-misc/asterisk. | Oct 30, 2017 | Apr 26, 2011 |
| Ubuntu | — | Upgrade asterisk | Nov 19, 2024 | Apr 27, 2011 |
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