main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and Asterisk Digiumphones 10.x-digiumphones before 10.12.2-digiumphones does not properly restrict Content-Length values, which allows remote attackers to conduct stack-consumption attacks and cause a denial of service (daemon crash) via a crafted HTTP POST request. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-5976.
CVSS Details
- CVSS 3.1 Base Score: 7.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade asterisk | Sep 20, 2017 | Apr 1, 2013 |
| Debian | — | Upgrade asterisk | Jul 30, 2024 | Apr 1, 2013 |
| Freebsd | — | Upgrade asterisk18Upgrade asterisk11Upgrade asterisk10 | Dec 10, 2025 | Mar 29, 2013 |
| Gentoo Linux | — | Upgrade net-misc/asterisk. | Oct 30, 2017 | Apr 1, 2013 |
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