iPlanet Chunked Encoding Processing Remote Overflow

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


Synopsis :

The remote applicaiton server is affected by a buffer overflow
vulnerability.

Description :

This host is running the Sun One/iPlanet web server 4.1 or 6.0. This
web server contains an unchecked buffer in the 'Chunked Encoding'
processing routines. By issuing a malformed request to the web server,
a potential intruder can 'POST' extraneous data and cause the web
server process to execute arbitrary code. This allows the potential
intruder to gain access to this host.

See also :

http://marc.info/?l=bugtraq&m=102890933623192&w=2

Solution :

The vendor has released Sun ONE web server 4.1 service pack 11 and 6.0
service pack 4 to fix this issue.

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: 11068 (iplanet_chunked_encoding.nasl)

Bugtraq ID: 5433

CVE ID: CVE-2002-0845