CVE-2021-29842

Published: Sep 16, 2021Modified: Jun 17, 2026

5.3

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitability: 3.9 / Impact: 1.4

Source: NVD

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.

Affected (5)

Products: Ibm: Websphere Application Server

Ibm

1 product

Websphere Application Server

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Ibm Websphere Application Server	From 7.0.0.0 to 7.0.0.45
Ibm Websphere Application Server	From 8.0.0.0 to 8.0.0.15
Ibm Websphere Application Server	From 8.5 to 8.5.5.20
Ibm Websphere Application Server	From 9.0.0.0 to 9.0.5.9
Ibm Websphere Application Server	From 17.0.0.3 to 21.0.0.9