FreeBSD : asterisk -- DOS Vulnerability in Asterisk chan_skinny (e91cf90c-d6dd-11e7-9d10-001999f8d30b)

Medium Nessus Plugin ID 104985

Synopsis

The remote FreeBSD host is missing a security-related update.

Description

The Asterisk project reports :

If the chan_skinny (AKA SCCP protocol) channel driver is flooded with certain requests it can cause the asterisk process to use excessive amounts of virtual memory eventually causing asterisk to stop processing requests of any kind.

Solution

Update the affected package.

See Also

https://downloads.asterisk.org/pub/security/AST-2017-013.html

http://www.nessus.org/u?177a6949

Plugin Details

Severity: Medium

ID: 104985

File Name: freebsd_pkg_e91cf90cd6dd11e79d10001999f8d30b.nasl

Version: 3.9

Type: local

Published: 2017/12/04

Updated: 2019/04/10

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 3.9

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

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: p-cpe:/a:freebsd:freebsd:asterisk13, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/12/01

Vulnerability Publication Date: 2017/11/30

Reference Information

CVE: CVE-2017-17090