#VU13908 Improper input validation in Apache HTTP Server

Published: 2018-07-18

Vulnerability identifier: #VU13908

Vulnerability risk: Medium


CVE-ID: CVE-2018-1333


Exploitation vector: Network

Exploit availability:

Vulnerable software:
Apache HTTP Server
Server applications / Web servers

Vendor: Apache Foundation


The vulnerability allows a remote attacker to perform a denial of service attack.

The vulnerability exists due to insufficient filtering of incoming data within "mod_http2" apache module. A remote attacker can send a specially crafted HTTP request to the affected web server and trigger daemon crash.

Update to version 2.4.34.

Vulnerable software versions

Apache HTTP Server: 2.4.0 - 2.4.33

Fixed software versions


External links

Q & A

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