Asterisk 15.x < 15.2.2 Denial of Service Vulnerability (AST-2018-006)

medium Nessus Plugin ID 110568

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Synopsis

A telephony application running on the remote host is affected by a denial of service vulnerability.

Description

According to its SIP banner, the version of Asterisk running on the remote host is 15.x prior to 15.2.2. It is therefore, affected by a denial of service vulnerability as described in AST-2018-006 advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Asterisk version 15.2.2 or later.

Plugin Details

Severity: Medium

ID: 110568

File Name: asterisk_ast_2018_006.nasl

Version: 1.7

Type: remote

Family: Misc.

Published: 6/15/2018

Updated: 4/1/2025

Configuration: Enable paranoid mode, Enable thorough checks (optional)

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2018-7287

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:digium:asterisk

Required KB Items: asterisk/sip_detected, Settings/ParanoidReport

Exploit Ease: No known exploits are available

Patch Publication Date: 2/21/2018

Vulnerability Publication Date: 2/5/2018

Reference Information

CVE: CVE-2018-7287

Detections

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