Medium severity · published Mar 15, 2021
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
4.3
CVSS
0.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Api Connect · Ibm
2018.4.1.0 through 2018.4.1.13; 10.0.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20440
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20440
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/196536
Vendor Advisory
https://www.ibm.com/support/pages/node/6430107
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