#VU17177 Input validation error


Published: 2019-01-23 | Updated: 2019-01-24

Vulnerability identifier: #VU17177

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2018-17189

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache HTTP Server
Server applications / Web servers

Vendor: Apache Foundation

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to an error when handling malicious input. A remote attacker can send a specially crafted request bodies in a slow loris way to plain resources and cause the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. 

Mitigation
Update to version 2.4.38.

Vulnerable software versions

Apache HTTP Server: 2.4.17 - 2.4.37


CPE

External links
http://httpd.apache.org/security/vulnerabilities_24.html


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability