JVN#00152874 P forum vulnerable to directory traversal

Overview

P forum from Rocomotion contains a directory traversal vulnerability.

Products Affected

P forum ver 1.27 and earlier

Description

P forum from Rocomotion is a bulletin board software. P forum contains a directory traversal vulnerability.

Impact

A remote attacker could view an arbitrary file on the server.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.
This vulnerability has been addressed and an updated version (1.28) was released on October 30, 2009.

Vendor Status

Vendor	Link
Rocomotion	To the users of P forum (Japanese Only)
	P forum 1.28 (Japanese Only)
	Main Page (Japanese Only)

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2009.12.15

Measures	Conditions	Severity
Access Required	Routed - can be attacked over the Internet using packets	High
Authentication	None - anonymous or no authentication (IP addresses do not count)	High
User Interaction Required	None - the vulnerability can be exploited without an honest user taking any action	High
Exploit Complexity	Low - little to no expertise and/or luck required to exploit (cross-site scripting)	High

Description of each analysis measures

Credit

Shuya Ueki reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE	CVE-2009-4383
JVN iPedia	JVNDB-2009-0084