CVE-2011-4461
Improper Input Validation in Jetty
5.3
MEDIUM
CVSS 3.1
EPSS 3.0%
Description
Jetty 8.1.0.RC2 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
How to fix CVE-2011-4461
To remediate CVE-2011-4461, upgrade the affected package to a fixed version below.
- Maven/org.eclipse.jetty:jetty-server—upgrade to 8.1.0.RC4 or later
Is CVE-2011-4461 being exploited?
Low — EPSS is 3.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 8.1.0.RC4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |