CVE-2018-17281
HIGH7.5EPSS 80.3%asterisk - security update
Published: 9/24/2018Modified: 4/28/2026
Description
There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket.
Affected packages (2)
- Debian/asteriskfrom 0, < 1:13.23.1~dfsg-1
- Debian/asteriskfrom 0, < 1:11.13.1~dfsg-2+deb8u6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |