CVE-2022-2764
First published: Thu Aug 11 2022(Updated: )
A flaw was found in Undertow with EJB invocations. This flaw allows an attacker to generate a valid HTTP request and send it to the server on an established connection after removing the LAST_CHUNK from the bytes, causing a denial of service.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/eap7-undertow | <0:2.2.20-1.SP1_redhat_00001.1.el8ea | 0:2.2.20-1.SP1_redhat_00001.1.el8ea |
| redhat/eap7-undertow | <0:2.2.20-1.SP1_redhat_00001.1.el9ea | 0:2.2.20-1.SP1_redhat_00001.1.el9ea |
| redhat/eap7-undertow | <0:2.2.20-1.SP1_redhat_00001.1.el7ea | 0:2.2.20-1.SP1_redhat_00001.1.el7ea |
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el7 | 0:18.0.6-1.redhat_00001.1.el7 |
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el8 | 0:18.0.6-1.redhat_00001.1.el8 |
| redhat/rh-sso7-keycloak | <0:18.0.6-1.redhat_00001.1.el9 | 0:18.0.6-1.redhat_00001.1.el9 |
| Redhat Integration Camel K | ||
| Redhat Jboss Enterprise Application Platform | =7.0.0 | |
| Redhat Jboss Fuse | =7.0.0 | |
| Redhat Single Sign-on | =7.0 | |
| Redhat Undertow | >=2.0.0<=2.2.19 | |
| Redhat Undertow | =2.3.0-alpha1 | |
| Redhat Undertow | =2.3.0-alpha2 | |
| Netapp Active Iq Unified Manager Linux | ||
| Netapp Active Iq Unified Manager Vmware Vsphere | ||
| Netapp Active Iq Unified Manager Windows | ||
| Netapp Cloud Secure Agent | ||
| NetApp OnCommand Insight | ||
| NetApp OnCommand Workflow Automation |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2117506
- https://security.netapp.com/advisory/ntap-20221014-0006/
- https://issues.redhat.com/browse/UNDERTOW-2048
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2117506#c4
- https://access.redhat.com/errata/RHSA-2022:8792
- https://access.redhat.com/errata/RHSA-2022:8790
- https://access.redhat.com/errata/RHSA-2022:8791
- https://access.redhat.com/errata/RHSA-2022:8793
- https://access.redhat.com/security/cve/cve-2022-2764
- https://access.redhat.com/errata/RHSA-2023:1043
- https://access.redhat.com/errata/RHSA-2023:1044
- https://access.redhat.com/errata/RHSA-2023:1045
- https://access.redhat.com/errata/RHSA-2023:1047
- https://access.redhat.com/errata/RHSA-2023:1049
- https://www.cve.org/CVERecord?id=CVE-2022-2764 https://nvd.nist.gov/vuln/detail/CVE-2022-2764
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is CVE-2022-2764?
CVE-2022-2764 is a vulnerability found in Undertow with EJB invocations that allows an attacker to generate a valid HTTP request and send it to the server, causing a denial of service.
Which software versions are affected by CVE-2022-2764?
The affected software versions include eap7-undertow 2.2.20-1.SP1_redhat_00001.1.el7ea, eap7-undertow 2.2.20-1.SP1_redhat_00001.1.el8ea, eap7-undertow 2.2.20-1.SP1_redhat_00001.1.el9ea, rh-sso7-keycloak 18.0.6-1.redhat_00001.1.el7, rh-sso7-keycloak 18.0.6-1.redhat_00001.1.el8, and rh-sso7-keycloak 18.0.6-1.redhat_00001.1.el9.
How severe is CVE-2022-2764?
CVE-2022-2764 has a severity level of medium.
What is the remedy for CVE-2022-2764?
The remedy for CVE-2022-2764 is to update eap7-undertow to version 2.2.20-1.SP1_redhat_00001.1.el7ea, 2.2.20-1.SP1_redhat_00001.1.el8ea, or 2.2.20-1.SP1_redhat_00001.1.el9ea, and update rh-sso7-keycloak to version 18.0.6-1.redhat_00001.1.el7, 18.0.6-1.redhat_00001.1.el8, or 18.0.6-1.redhat_00001.1.el9.
Where can I find more information about CVE-2022-2764?
You can find more information about CVE-2022-2764 at the following references: [link1], [link2], and [link3].
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