CVE-2021-3859
High
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.
SeverityHigh
CVSS7.5
Exploit probability78. percentile1.7%
Product
Redhat Undertow
PublishedAug 26, 2022
First seenAug 26, 2022
Weakness typeCWE-214CWE-214
How to fix
Update
- redhat undertow2.2.15 or later
- io.undertow:undertow-core2.2.15 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat undertow | v < 2.2.15 | 2.2.15 |
| redhat jboss_enterprise_application_platform | 7.3, 7.4 | — |
| redhat single_sign-on | 7.4.10, 7.5.1 | — |
| netapp cloud_secure_agent | No range specified | — |
| netapp oncommand_insight | No range specified | — |
| netapp oncommand_workflow_automation | No range specified | — |
| io.undertow:undertow-coreMaven | v < 2.2.15 | 2.2.15 |
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