CVE-2018-11763

In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any…

published September 25, 2018

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 98.9th percentile for exploit probability.

CVSS
—
EPSS
51%
Percentile
98.9
In the wild
Unconfirmed
What it is

In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2 protocol.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.50847 · 98.9th percentile
Published
2018-09-25T21:00Z
EPSS history
Timeline
  • 25 SEP 21:00Z
    In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any…
    cvelistv5