CVE-2024-3653
Undertow Missing Release of Memory after Effective Lifetime vulnerability
5.3
MEDIUM
CVSS 3.1
EPSS 4.4%
Description
A vulnerability was found in Undertow. This issue requires enabling the learning-push handler in the server's config, which is disabled by default, leaving the maxAge config in the handler unconfigured. The default is -1, which makes the handler vulnerable. If someone overwrites that config, the server is not subject to the attack. The attacker needs to be able to reach the server with a normal HTTP request.
How to fix CVE-2024-3653
To remediate CVE-2024-3653, upgrade the affected package to a fixed version below.
- —upgrade to 2.3.18-1 or later
- —upgrade to 2.3.18-1 or later
- —upgrade to 2.3.15.Final or later
Is CVE-2024-3653 being exploited?
Low — EPSS is 4.4%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.3.18-1
- from 0, < 2.3.18-1
- >= 2.3.0.Alpha1, < 2.3.15.Final
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |