Vulnerability in Mortbay Jetty

CVE-2011-4461

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.

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.050 (91.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2011-4461?
CVE-2011-4461 is a medium-severity vulnerability in Mortbay Jetty, classified under Cryptographic Issues. CVSS score: 5.3/10. Published 2011-12-30.
How severe is CVE-2011-4461?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2011-4461 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.