Security Bulletin: Multiple security vulnerabilities in Node.js affect IBM App Connect Enterprise V11

Summary

IBM App Connect Enterprise V11 ships with Node.js for which vulnerabilities were reported and have been addressed. Vulnerability details are listed below.

Vulnerability Details

CVEID:CVE-2020-11080
**DESCRIPTION:**Node.js is vulnerable to a denial of service, caused by an error in the HTTP/2 session frame which is limited to 32 settings by default. By sending overly large HTTP/2 SETTINGS frames, an attacker could exploit this vulnerability to consume all available CPU resources.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/182815 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2020-10531
**DESCRIPTION:**International Components for Unicode (ICU) for C/C++ is vulnerable to a heap-based buffer overflow, caused by an integer overflow in UnicodeString::doAppend() function in common/unistr.cpp. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/177660 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-8174
**DESCRIPTION:**Node.js is vulnerable to a buffer overflow, caused by multiple memory corruptions in the napi_get_value_string_latin1(), napi_get_value_string_utf8(), or napi_get_value_string_utf16() functions. By sending an overly long string, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause a denial of service.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/182816 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM App connect Enterprise V11 , V11.0.0.0 - V11.0.0.8

Remediation/Fixes

Product

|

VRMF

| APAR|

Remediation / Fix

—|—|—|—
IBM App Connect| V11.0.0.0-V11.0.0.8| |

IT33262

The APAR is available in fix pack 11.0.0.9

IBM App Connect Enterprise Version V11-Fix Pack 11.0.0.9

Workarounds and Mitigations

None