#VU14913 Resource management error in Apache HTTP Server - CVE-2018-11763
Published: September 27, 2018
Vulnerability identifier: #VU14913
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-11763
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Apache HTTP Server
Apache HTTP Server
Software vendor:
Apache Foundation
Apache Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect handling of large SETTINGS frames in HTTP/2 connections. A remote attacker can repeatedly send large SETTINGS frames within an established HTTP/2 connection and consume all available threads and CPU time.
Successful exploitation of the vulnerability may allow an attacker to perform a denial of service (DoS) attack.
Remediation
Update to version 2.4.35.