description: IBM WebSphere Application Server 7.0, 8.0, 8.5, 9.0 and Liberty 17.0.0.3 through 21.0.0.9 could allow a remote user to enumerate usernames due to a difference of responses from valid and invalid login attempts. IBM X-Force ID: 205202.
problem types: Obtain Information
affected:
{
product: WebSphere Application Server
vendor: IBM
versions:
status: affected, version: 7.0
status: affected, version: 8.0
status: affected, version: 8.5
status: affected, version: 9.0
}
{
product: WebSphere Application Server Liberty
vendor: IBM
versions:
status: affected, version: 17.0.0.3
status: affected, version: 21.0.0.9
}
metrics:
cvssV3_0: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 3.7
baseSeverity: LOW
confidentialityImpact: LOW
exploitCodeMaturity: UNPROVEN
integrityImpact: NONE
privilegesRequired: NONE
remediationLevel: OFFICIAL_FIX
reportConfidence: CONFIRMED
scope: UNCHANGED
temporalScore: 3.2
temporalSeverity: LOW
userInteraction: NONE
vectorString: CVSS:3.0/AC:H/C:L/A:N/S:U/UI:N/PR:N/AV:N/I:N/RL:O/E:U/RC:C
version: 3.0
]