Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2018-7287

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
22/02/2018
Last modified:
03/10/2019

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).

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.90 MEDIUM
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
5.90
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:digium:asterisk:15.0.0:beta1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.1:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.2:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.3:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.4:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.1.5:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.2.0:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.2.0:rc1:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.2.0:rc2:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:15.2.1:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools