Published:2010/01/06  Last Updated:2010/01/06

JVN#09872874
Movable Type access restriction bypass vulnerability

Overview

Movable Type contains an access restriction bypass vulnerability.

Products Affected

  • Movable Type 4.261 (Open Source) and earlier
  • Movable Type 4.261 (includes Professional and Community Packs) and earlier
  • Movable Type Commercial 4.261 (includes Professional Pack) and earlier
  • Movable Type Enterprise 4.261 and earlier
  • Movable Type 5.0 (Open Source)
  • Movable Type 5.0 (includes Professional and Community Packs)

Description

Movable Type, a web log system from Six Apart KK, contains a vulnerability that allows a remote attacker to bypass access restrictions.

This vulnerability is different from JVN#08369659.

Impact

A remote attacker may view or modify information stored by Movable Type.

Solution

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

Vendor Status

Vendor Status Last Update Vendor Notes
Six Apart KK vulnerable 2010/01/06
Vendor Link

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2010.01.06

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication self-registration, perhaps valid e-mail
  • Mid-High
User Interaction Required the vulnerability can be exploited without an honest user taking any action
  • High
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

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE
JVN iPedia JVNDB-2010-000001