Uncontrolled resource consumption in undertow
Priority LOW 24CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 9 fixed, 7 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-400.
Summary
A flaw was found in Undertow. Denial of service can be achieved as Undertow server waits for the LAST_CHUNK forever for EJB invocations.
Why it matters now
EPSS 0.00897 59th percentileScored 2026-11-07
Fix Partial Red Hat: 9 advisoriesRed Hat: 9 fixed, 7 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | undertow | undertow 2.x | — | No fix listed | CNA |
- undertow Vendor— Affected undertow 2.x Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:redhat:integration_camel_k:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* | 2.0.0 – 2.2.19 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:undertow:2.3.0:alpha1:*:*:*:*:*:* | 2.3.0 alpha1 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:undertow:2.3.0:alpha2:*:*:*:*:*:* | 2.3.0 alpha2 | Vulnerable | Red Hat |
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:linux:*:* | not specified by NVD | Vulnerable | NetApp |
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* | not specified by NVD | Vulnerable | NetApp |
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:* | not specified by NVD | Vulnerable | NetApp |
- cpe:2.3:a:redhat:integration_camel_k:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Red Hat
- cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:* Versions 2.0.0 – 2.2.19 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:undertow:2.3.0:alpha1:*:*:*:*:*:* Versions 2.3.0 alpha1 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:undertow:2.3.0:alpha2:*:*:*:*:*:* Versions 2.3.0 alpha2 Vulnerable ·Red Hat
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:linux:*:* Versions not specified by NVD Vulnerable ·NetApp
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* Versions not specified by NVD Vulnerable ·NetApp
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:windows:*:* Versions not specified by NVD Vulnerable ·NetApp
Show 3 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:netapp:cloud_secure_agent:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | NetApp |
| cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | NetApp |
| cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | NetApp |
- cpe:2.3:a:netapp:cloud_secure_agent:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
- cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
- cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
Remediation
Red Hat 9 advisories
- RHSA-2023:1043 Released 2023-03-01 · Red Hat rating ImportantRed Hat Single Sign-On 7.6.2 security update on RHEL 7
- Red Hat Single Sign-On 7.6 for RHEL 7 Server rh-sso7-keycloak-18.0.6-1.redhat_00001.1.el7sso, rh-sso7-keycloak-server-18.0.6-1.redhat_00001.1.el7sso
- RHSA-2023:1049 Released 2023-03-01 · Red Hat rating ImportantRed Hat Single Sign-On 7.6.2 security update
- Red Hat Single Sign-On 7
- RHSA-2023:1047 Released 2023-03-01 · Red Hat rating ImportantRed Hat Single Sign-On 7.6.2 for OpenShift image security and enhancement update
- Middleware Containers for OpenShift rh-sso-7/sso76-openshift-rhel8
Show 6 more Red Hat advisories
- RHSA-2023:1045 Released 2023-03-01 · Red Hat rating ImportantRed Hat Single Sign-On 7.6.2 security update on RHEL 9
- Red Hat Single Sign-On 7.6 for RHEL 9 rh-sso7-keycloak-18.0.6-1.redhat_00001.1.el9sso, rh-sso7-keycloak-server-18.0.6-1.redhat_00001.1.el9sso
- RHSA-2023:1044 Released 2023-03-01 · Red Hat rating ImportantRed Hat Single Sign-On 7.6.2 security update on RHEL 8
- Red Hat Single Sign-On 7.6 for RHEL 8 rh-sso7-keycloak-18.0.6-1.redhat_00001.1.el8sso, rh-sso7-keycloak-server-18.0.6-1.redhat_00001.1.el8sso
- RHSA-2022:8793 Released 2022-12-05 · Red Hat rating LowRed Hat JBoss Enterprise Application Platform 7.4.8 security update
- Red Hat JBoss Enterprise Application Platform io.undertow.undertow-core-2.2.20.SP1-redhat-00001.jar
- RHSA-2022:8791 Released 2022-12-05 · Red Hat rating LowRed Hat JBoss Enterprise Application Platform 7.4.8 Security update
- Red Hat JBoss EAP 7.4 for RHEL 8 eap7-undertow-2.2.20-1.SP1_redhat_00001.1.el8eap
- RHSA-2022:8790 Released 2022-12-05 · Red Hat rating LowRed Hat JBoss Enterprise Application Platform 7.4.8 Security update
- Red Hat JBoss EAP 7.4 for RHEL 7 Server eap7-undertow-2.2.20-1.SP1_redhat_00001.1.el7eap
- RHSA-2022:8792 Released 2022-12-05 · Red Hat rating LowRed Hat JBoss Enterprise Application Platform 7.4.8 Security update
- Red Hat JBoss EAP 7.4 for RHEL 9 eap7-undertow-2.2.20-1.SP1_redhat_00001.1.el9eap
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Data Grid 8 | Affected | No fix yet: Fix deferred |
| Red Hat Fuse 7 | Affected | No fix yet: Fix deferred |
| Red Hat Integration Camel K 1 | Affected | No fix yet: Fix deferred |
| Red Hat Integration Camel Quarkus 1 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Data Grid 7 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Fuse 6 | Affected | No fix planned: Out of support scope |
| Red Hat OpenStack Platform 13 (Queens) | Affected | No fix planned: Out of support scope |
| Middleware Containers for OpenShift | Fixed | RHSA-2023:1047 |
| Red Hat JBoss EAP 7.4 for RHEL 7 Server | Fixed | RHSA-2022:8790 |
| Red Hat JBoss EAP 7.4 for RHEL 8 | Fixed | RHSA-2022:8791 |
| Red Hat JBoss EAP 7.4 for RHEL 9 | Fixed | RHSA-2022:8792 |
| Red Hat JBoss Enterprise Application Platform | Fixed | RHSA-2022:8793 |
| Red Hat Single Sign-On 7 | Fixed | RHSA-2023:1049 |
| Red Hat Single Sign-On 7.6 for RHEL 7 Server | Fixed | RHSA-2023:1043 |
| Red Hat Single Sign-On 7.6 for RHEL 8 | Fixed | RHSA-2023:1044 |
| Red Hat Single Sign-On 7.6 for RHEL 9 | Fixed | RHSA-2023:1045 |
Not affected: 9 products
- Red Hat Decision Manager 7
- Red Hat Integration Service Registry
- Red Hat JBoss EAP 7.4 for RHEL 7 Server
- Red Hat JBoss EAP 7.4 for RHEL 8
- Red Hat JBoss EAP 7.4 for RHEL 9
- Red Hat JBoss Enterprise Application Platform
- Red Hat Process Automation 7
- Red Hat build of Quarkus
- Red Hat support for Spring Boot
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2764
- 2026-10-03 Alias added: GHSA-xpxq-cp94-87j2
References
Sources
- CVE-2022-2764 · CVE Program
- CVE-2022-2764 · NVD
- FIRST EPSS
- GHSA-xpxq-cp94-87j2 · GitHub Advisory Database · CC BY 4.0
- CVE-2022-2764 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences