Medium severity · published Sep 16, 2021
CVE-2021-29842
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…
5.3
CVSS
1.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
Websphere Application Server · Ibm
7.0.0.0 through 7.0.0.45; 8.0.0.0 through 8.0.0.15; 8.5 through 8.5.5.20; 9.0.0.0 through 9.0.5.9; 17.0.0.3 through 21.0.0.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29842
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29842
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/205202
Patch
https://www.ibm.com/support/pages/node/6489485
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