MEDIUM · 4.3

CVE-2021-20440

IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager c...

Vulnerability Description

IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 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. IBM X-Force ID: 196536.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
IbmApi Connect>= 2018.4.1.0, <= 2018.4.1.13

References

FAQ

What is CVE-2021-20440?

CVE-2021-20440 is a vulnerability with a CVSS score of 4.3 (MEDIUM). IBM API Connect 10.0.0.0, and 2018.4.1.0 through 2018.4.1.13 does not restrict member registration to the intended recepient. An attacker who is a valid user in the user registry used by API Manager c...

How severe is CVE-2021-20440?

CVE-2021-20440 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20440?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm Api Connect.