#VU11287 Null pointer dereference


Published: 2018-03-27 | Updated: 2018-07-20

Vulnerability identifier: #VU11287

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2018-1302

CWE-ID: CWE-476

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 improper destruction of an HTTP/2 stream after being handled. A remote attacker can send a specially crafted HTTP/2 stream, write a NULL pointer value to an already freed memory space and cause the service to crash.

Mitigation
Update to version 2.4.32.

Vulnerable software versions

Apache HTTP Server: 2.4.1 - 2.4.29


CPE

External links
http://httpd.apache.org/security/vulnerabilities_24.html#CVE-2018-1302


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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