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Security Bulletin: Vulnerabilities CVE-2018-12115 and CVE-2018-7166 in Node.js affect IBM i

Security Bulletin


Summary

Node.js is supported by IBM i. IBM i has addressed the CVE-2018-12115 and CVE-2018-7166 CVEs.

Vulnerability Details

CVEID: CVE-2018-12115
DESCRIPTION: Node.js is vulnerable to a denial of service, caused by an out-of-bounds write in Buffer. An attacker could exploit this vulnerability to write to memory outside of a Buffer's memory space, corrupt Buffer objects or cause the process to crash.
CVSS Base Score: 8.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148426 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:L/A:H)

CVEID: CVE-2018-7166
DESCRIPTION: Node.js could allow a remote attacker to obtain sensitive information, caused by the return of uninitialized memory by the Buffer.alloc() function. By sending a specially crafted argument, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148425 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Releases 7.1, 7.2 and 7.3 of IBM i are affected.

Remediation/Fixes

The issue can be fixed by applying a PTF to IBM i.

Releases 7.1, 7.2 and 7.3 of IBM i are supported and will be fixed.

http://www-933.ibm.com/support/fixcentral/

The IBM i PTF numbers are:

 

Release 7.1, 7.2 & 7.3 (the same number PTF is applicable for all 3 OS releases):

 

5733OPS Option 10 (Node.js version 6): SI68287

 

Release 7.2 and 7.3 support Node.js version 8.  Node.js version 8 is available via:

ftp://public.dhe.ibm.com/software/ibmi/products/pase/rpms/repo/ppc64/nodejs8-8.11.4-0.ibmi7.2.ppc64.rpm

 

Release 7.2 and 7.3 support Node.js version 10.  Node.js version 10 is available via:

ftp://public.dhe.ibm.com/software/ibmi/products/pase/rpms/repo/ppc64/nodejs10-10.9.0-0.ibmi7.2.ppc64.rpm

 

Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

12 September 2018: Original version 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.


Cross reference information
Product Component Platform Version Edition
IBM i 7.1 IBM i 7.1
IBM i 7.2 IBM i 7.2
IBM i 7.3 IBM i 7.3

Document information

More support for: IBM i

Software version: 7.1, 7.2, 7.3, 7.1, 7.2, 7.3

Operating system(s): IBM i

Reference #: 0730325

Modified date: 12 September 2018