Security Bulletin: Multiple vulnerabilities in Node.js affect IBM Rational Application Developer for WebSphere Software (CVE-2018-1000168, CVE-2018-7161)

Security Bulletin

Summary

Multiple Node.js vulnerabilities were disclosed by the Node.js project. Node.js is used by the Cordova tools in IBM Rational Application Developer for WebSphere Software. IBM Rational Application Developer for WebSphere Software has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2018-1000168
DESCRIPTION: nghttp2 is vulnerable to a denial of service, caused by a NULL pointer dereference. By sending a specially-crafted packet, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/141584 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:L)

CVEID: CVE-2018-7161
DESCRIPTION: Node.js is vulnerable to a denial of service, caused by an error within the http2 implementation. By interacting with the http2 server in an insecure manner, a remote attacker could exploit this vulnerability to cause the node server providing an http2 server to crash.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144736 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

Rational Application Developer 9.6 - 9.6.1.1

Remediation/Fixes

Update the IBM SDK, Java Technology Edition of the product to address this vulnerability:

Product	VRMF	APAR	Remediation/First Fix
Rational Application Developer	9.6 - 9.6.1.1	PH02037	Apply Node.js 8.11.4 to the Cordova platform in the product. Installation instructions for applying the update to the Cordova platform in the product can be found here: Upgrading the IBM SDK for Node.js used by Cordova

Workarounds and Mitigations

No known workarounds.

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

22 August 2018: Original document published
9 November 2018: Updated affected versions

*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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Tips

Security Bulletin: Multiple vulnerabilities in Node.js affect IBM Rational Application Developer for WebSphere Software (CVE-2018-1000168, CVE-2018-7161)