CVE-2021-3629
Medium
Description
A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final and prior to 2.2.11.Final.
SeverityMedium
CVSS5.9
Exploit probability—
Product
Redhat Undertow
PublishedMay 24, 2022
First seenMay 24, 2022
Weakness typeCWE-400Uncontrolled resource consumption
How to fix
Update
- redhat undertow2.0.40, 2.2.11 or later
- redhat wildfly_core17.0 or later
- io.undertow:undertow-core2.0.40.Final, 2.2.11.Final or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat undertow | v < 2.0.40, 2.2.0 ≤ v < 2.2.11 | 2.0.40, 2.2.11 |
| redhat integration | No range specified | — |
| redhat jboss_enterprise_application_platform | No range specified, 7.4, 7.3 | — |
| redhat single_sign-on | No range specified | — |
| redhat wildfly_core | v < 17.0 | 17.0 |
| netapp active_iq_unified_manager | No range specified | — |
| netapp oncommand_insight | No range specified | — |
| netapp oncommand_workflow_automation | No range specified | — |
| io.undertow:undertow-coreMaven | v < 2.0.40.Final, 2.1.0 ≤ v < 2.2.11.Final | 2.0.40.Final, 2.2.11.Final |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.