CVE-2021-38951

HIGH

IBM WebSphere Application Server <9.0 - DoS

Title source: llm
STIX 2.1

Description

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available CPU resources. IBM X-Force ID: 211405.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_confirm
https://www.ibm.com/support/pages/node/6524674
VDB Entry, Vendor Advisory vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/211405

Scores

CVSS v3 7.5
EPSS 0.0064
EPSS Percentile 70.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (4)
ibm/websphere_application_server 7.0
ibm/websphere_application_server 8.0
ibm/websphere_application_server 8.5
ibm/websphere_application_server 9.0
Published Dec 09, 2021
Tracked Since Feb 18, 2026