CVE-2023-3223
High
Description
A flaw was found in undertow. Servlets annotated with @MultipartConfig may cause an OutOfMemoryError due to large multipart content. This may allow unauthorized users to cause remote Denial of Service (DoS) attack. If the server uses fileSizeThreshold to limit the file size, it's possible to bypass the limit by setting the file name in the request to null.
SeverityHigh
CVSS7.5
Exploit probability86. percentile2.7%
Product
Redhat Undertow
PublishedSep 27, 2023
First seenSep 27, 2023
Weakness typeCWE-789CWE-789
How to fix
Update
- redhat undertow2.2.24 or later
- io.undertow:undertow-parent2.2.24.Final or later
Vendor advisories
- access.redhat.com/errata/RHSA-2023:4505
- access.redhat.com/errata/RHSA-2023:4506
- access.redhat.com/errata/RHSA-2023:4507
- access.redhat.com/errata/RHSA-2023:4509
- access.redhat.com/errata/RHSA-2023:4918
- access.redhat.com/errata/RHSA-2023:4919
- access.redhat.com/errata/RHSA-2023:4920
- access.redhat.com/errata/RHSA-2023:4921
- access.redhat.com/errata/RHSA-2023:4924
- access.redhat.com/errata/RHSA-2023:7247
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat undertow | v < 2.2.24 | 2.2.24 |
| redhat openshift_container_platform | 4.11, 4.12 | — |
| redhat openshift_container_platform_for_ibm_linuxone | 4.9, 4.10 | — |
| redhat openshift_container_platform_for_power | 4.9, 4.10 | — |
| redhat jboss_enterprise_application_platform_text-only_advisories | No range specified | — |
| redhat single_sign-on | No range specified, 7.6 | — |
| redhat jboss_enterprise_application_platform | 7.4 | — |
| io.undertow:undertow-parentMaven | v < 2.2.24.Final | 2.2.24.Final |
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