CVE-2018-7287 Information

Description

An issue was discovered in res_http_websocket.c in Asterisk 15.x through 15.2.1. If the HTTP server is enabled (default is disabled) WebSocket payloads of size 0 are mishandled (with a busy loop).

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://downloads.digium.com/pub/security/AST-2018-006.html http://www.securityfocus.com/bid/103120 http://www.securitytracker.com/id/1040419 https://issues.asterisk.org/jira/browse/ASTERISK-27658

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.9