Description
A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks.
References (6)
Core 6
Core References
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2021-3859
Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2010378
Patch, Third Party Advisory
https://github.com/undertow-io/undertow/commit/e43f0ada3f4da6e8579e0020cec3cb1a81e487c2
Third Party Advisory
https://github.com/undertow-io/undertow/pull/1296
Issue Tracking, Patch, Vendor Advisory
https://issues.redhat.com/browse/UNDERTOW-1979
Third Party Advisory
https://security.netapp.com/advisory/ntap-20221201-0004/
Scores
CVSS v3
7.5
EPSS
0.0027
EPSS Percentile
50.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-214
CWE-668
Status
published
Products (9)
io.undertow/undertow-core
0 - 2.2.15Maven
netapp/cloud_secure_agent
netapp/oncommand_insight
netapp/oncommand_workflow_automation
redhat/jboss_enterprise_application_platform
7.3
redhat/jboss_enterprise_application_platform
7.4
redhat/single_sign-on
7.4.10
redhat/single_sign-on
7.5.1
redhat/undertow
< 2.2.15
Published
Aug 26, 2022
Tracked Since
Feb 18, 2026