Null httpd Content-Length Header Handling Remote Overflow

This script is Copyright (C) 2002-2014 Tenable Network Security, Inc.


Synopsis :

The remote service is prone to a heap based buffer overflow.

Description :

The NullLogic Null HTTPd web server crashed when sent an invalid POST
HTTP request with a negative Content-Length field.

An attacker may exploit this flaw to disable your service or even
execute arbitrary code on your system.

See also :

http://archives.neohapsis.com/archives/bugtraq/2002-09/0284.html

Solution :

Upgrade your NullLogic Null HTTPd to version 0.5.1 or later.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 6.2
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Web Servers

Nessus Plugin ID: 11183 ()

Bugtraq ID: 5774

CVE ID: CVE-2002-1496