Asterisk 15.x < 15.2.2 Multiple Vulnerabilities (AST-2018-001 - AST-2018-006)

high Nessus Plugin ID 107100

Synopsis

A telephony application running on the remote host is affected by multiple vulnerabilities.

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 multiple vulnerabilities as described in AST-2018-001, AST-2018-002, AST-2018-003, AST-2018-004, AST-2018-005, & AST-2018-006 advisories.

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.

See Also

http://downloads.asterisk.org/pub/security/AST-2018-001.html

http://downloads.asterisk.org/pub/security/AST-2018-002.html

http://downloads.asterisk.org/pub/security/AST-2018-003.html

http://downloads.asterisk.org/pub/security/AST-2018-004.html

http://downloads.asterisk.org/pub/security/AST-2018-005.html

http://downloads.asterisk.org/pub/security/AST-2018-006.html

Plugin Details

Severity: High

ID: 107100

File Name: asterisk_ast_2018_001-006.nasl

Version: 1.7

Type: remote

Family: Misc.

Published: 3/2/2018

Updated: 4/11/2022

Configuration: Enable paranoid mode, Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2018-7285

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/a:digium:asterisk

Required KB Items: Settings/ParanoidReport, asterisk/sip_detected

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/21/2018

Vulnerability Publication Date: 2/21/2018

Reference Information

CVE: CVE-2018-7284, CVE-2018-7285, CVE-2018-7286, CVE-2018-7287

BID: 103129, 103149, 103151, 103120