CVE-2021-29842
MEDIUMIBM WebSphere 7.0-9.0 & Liberty 17.0.0.3-21.0.0.9 Username Enumeration via Login Response
Title source: llmDescription
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.
References (2)
Core 2
Core References
Patch, Vendor Advisory x_refsource_confirm
https://www.ibm.com/support/pages/node/6489485
VDB Entry, Vendor Advisory vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/205202
Scores
CVSS v3
5.3
EPSS
0.0037
EPSS Percentile
59.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-307
Status
published
Products (2)
ibm/websphere_application_server
17.0.0.3 - 21.0.0.9
ibm/websphere_application_server
7.0.0.0 - 7.0.0.45
Published
Sep 16, 2021
Tracked Since
Feb 18, 2026