Security Bulletin: IBM API Connect's API Manager is vulnerable to invitation and registration link tampering (CVE-2021-20440)

Summary

IBM API Connect has addressed the following vulnerability.

Vulnerability Details

CVEID:CVE-2021-20440
**DESCRIPTION:**IBM API Manager does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager can use a stolen invitation link and register themselves as a member of an API provider organization.
CVSS Base score: 6.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/196536 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L)

Affected Products and Versions

Remediation/Fixes

IBM API Connect

V2018.4.1.0-2018.4.1.13

| 2018.4.1.15|

LI81697

|

Addressed in IBM API Connect V2018.4.1.15.

Management server is impacted.

Follow this link and find the “management” package.

http://www.ibm.com/support/fixcentral/swg/quickorder

IBM API Connect

V10.0.0-V10.0.0

| 10.0.1|

LI81697

|

Addressed in IBM API Connect V10.0.1.0.

Management server is impacted.

Follow this link and find the “management” package.

http://www.ibm.com/support/fixcentral/swg/quickorder

Workarounds and Mitigations

None