CVE-2023-34396
Apache Struts vulnerable to memory exhaustion
7.5
HIGH
CVSS 3.1
EPSS 0.12%
Description
Denial of service via out of memory (OOM) owing to no sanity limit on normal form fields in multipart forms. When a Multipart request has non-file normal form fields, Struts used to bring them into memory as Strings without checking their sizes. This could lead to an OOM if developer has set struts.multipart.maxSize to a value equal or greater than the available memory. Upgrade to Struts 2.5.31 or 6.1.2.1 or greater
How to fix CVE-2023-34396
To remediate CVE-2023-34396, upgrade the affected package to a fixed version below.
- —upgrade to 2.5.31 or later
- —no fix listed
- —no fix listed
Is CVE-2023-34396 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.5.31
- from 0, <= 1.3.10
- from 0, <= 1.2.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |