Security Bulletin: IBM Event Streams is affected by multiple Node.js vulnerabilities

Summary

IBM Event Streams is affected by the following vulnerabilities in the included Node.js runtime shipped.

Vulnerability Details

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)

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)

Affected Products and Versions

IBM Event Streams in IBM Cloud Pak for Integration

|

2019.2.2

IBM Event Streams in IBM Cloud Pak for Integration

|

2019.2.3

IBM Event Streams

|

2019.4.1

IBM Event Streams in IBM Cloud Pak for Integration

| 2019.4.1

Remediation/Fixes

Upgrade from IBM Event Streams 2019.2.1 to IBM Event Streams 2019.4.1 by downloading IBM Event Streams 2019.4.1 from IBM Passport Advantage.

Upgrade from IBM Event Streams 2019.4.1 to the latest Fix Pack.

Upgrade IBM Event Streams 2019.2.2, IBM Event Streams 2019.2.3 and IBM Event Streams 2019.4.1 in IBM Cloud Pak for Integration by downloading IBM Event Streams 2019.4.2 in IBM Cloud Pak for Integration 2020.2.1 from IBM Passport Advantage.

Workarounds and Mitigations

None