Medium severity · published May 6, 2020
CVE-2020-4421
IBM WebSphere Application Liberty 19.0.0.5 through 20.0.0.4 could allow an authenticated user using openidconnect to spoof another users identify
5.4
CVSS
0.6%
EPSS
No
On KEV
Description
IBM WebSphere Application Liberty 19.0.0.5 through 20.0.0.4 could allow an authenticated user using openidconnect to spoof another users identify. IBM X-Force ID: 180084.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
Websphere Application Server · Ibm
19.0.0.5 before 20.0.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-4421
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-4421
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/180084
Vendor Advisory
https://www.ibm.com/support/pages/node/6205926
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