JVN#76515037: PukiWiki Plus! vulnerable to cross-site scripting

Overview

PukiWiki Plus! contains a cross-site scripting vulnerability.

Products Affected

PukiWiki Plus! 1.4.7plus-u2-i18n and earlier

Description

PukiWiki Plus! is a software that adds wiki functionality to websites. PukiWiki Plus! contains a vulnerability in handling web form entries, which may result in cross-site scripting.

Impact

An arbitrary script may be executed on the user's web browser.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor	Link
PukiWiki Plus!	Fix for cross-site scripting vulnerability -- i18n (Japanese only)

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2011.12.22

Measures	Conditions	Severity
Access Required	can be attacked over the Internet using packets	High
Authentication	anonymous or no authentication (IP addresses do not count)	High
User Interaction Required	the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file	Mid
Exploit Complexity	the user must be convinced to take a difficult or suspicious action. If the honest user must have elevated privileges, they are likely to be more suspiciouse	High

Description of each analysis measures

Credit

Koki Nakayasu of Keiji Takeda Lab, Keio University 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-2011-3990
JVN iPedia	JVNDB-2011-000107

JVN#76515037 PukiWiki Plus! vulnerable to cross-site scripting