ESB-2019.1118 - [Appliance] IBM Voice Gateway: Denial of service - Remote/unauthenticated 2019-04-03

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.1118
   Multiple security vulnerabilities in Node.js affect IBM Voice Gateway
                               3 April 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Voice Gateway
Publisher:         IBM
Operating System:  Network Appliance
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-5739 CVE-2019-5737 

Reference:         ESB-2019.1078
                   ESB-2019.0913
                   ESB-2019.0889
                   ESB-2019.0888
                   ESB-2019.0873
                   ESB-2019.0666

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10878584

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Multiple security vulnerabilities in Node.js affect IBM Voice Gateway

Product:             IBM Voice Gateway

Software version:    All Versions

Operating system(s): Platform Independent

Reference #:         0878584

Security Bulletin

Summary

Security Vulnerabilities in Node.js affect IBM Voice Gateway.

Vulnerability Details

CVEID: CVE-2019-5737
DESCRIPTION: Node.js is vulnerable to a denial of service. By establishing an
HTTP or HTTPS connection in keep-alive mode and sending headers very slowly to
force the connection and associated resources to stay alive for a long period
of time, a remote attacker could exploit this vulnerability to consume all
available resources.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
158093 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID: CVE-2019-5739
DESCRIPTION: Node.js is vulnerable to a denial of service. By establishing an
HTTP or HTTPS connection in keep-alive mode forcing the connection to remain
open and inactive for up to 2 minutes, a remote attacker could exploit this
vulnerability to consume all available resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
158096 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

IBM Voice Gateway 1.0 - 1.0.0.8e

Remediation/Fixes

Upgrade to IBM Voice Gateway 1.0.1.0

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

2 April 2019: Original document published

*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact of
this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF
ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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