Security Bulletin: Multiple vulnerabilities in Node.js affect IBM Cloud App Management

Summary

There are vulnerabilities in Node.js used by IBM® Cloud App Management. IBM® Cloud App Management has addressed the applicable CVEs in a later version.

Vulnerability Details

CVEID:CVE-2019-15604
**DESCRIPTION:**Node.js is vulnerable to a denial of service, caused by improper certificate validation. By sending a specially-crafted X.509 certificate, a remote attacker could exploit this vulnerability to cause the process to abort.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/175912 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2019-15605
**DESCRIPTION:**Node.js is vulnerable to HTTP request smuggling, caused by a flaw when handling unusual Transfer-Encoding HTTP header. By sending a specially-crafted request, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/175913 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

CVEID:CVE-2019-15606
**DESCRIPTION:**Node.js could allow a remote attacker to bypass security restrictions, caused by an issue when HTTP header values do not have trailing OWS trimmed. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass authorization based on header value comparisons.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/175914 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

BM Cloud App Management was updated to use a later version of Node.js. Install or upgrade to IBM Cloud App Management 2020.1.0 or later to address these security vulnerabilities. Later versions of IBM Cloud App Management are available on IBM Passport Advantage.

Workarounds and Mitigations

None