Published:2016/05/16  Last Updated:2016/05/16

JVNVU#92116866
Keitai Kit for Movable Type vulnerable to OS command injection
Critical

Overview

Keitai Kit for Movable Type contains an OS command injection vulnerability.

Products Affected

  • Keitai Kit for Movable Type 1.35 through 1.641

Description

Keitai Kit for Movable Type provided by ideaman's Inc. contains an OS command injection vulnerability (CWE-78).

Attacks in the wild leveraging this vulnerability have been confirmed.

Impact

An arbitrary OS command may be executed on the server where the product is running.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.
According to the developer, users of Keitai Kit for Movable Type 1.35 through 1.63 need to rebuild the website and the blog after applying the update.

Apply the Patch
Until an update can be applied, apply the appropriate patch according to the information provided by the developer.

Vendor Status

References

  1. JPCERT/CC Official Blog May 06, 2016
    Some coordinated vulnerability disclosures in April 2016

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Base Score: 7.3
Attack Vector(AV) Physical (P) Local (L) Adjacent (A) Network (N)
Attack Complexity(AC) High (H) Low (L)
Privileges Required(PR) High (H) Low (L) None (N)
User Interaction(UI) Required (R) None (N)
Scope(S) Unchanged (U) Changed (C)
Confidentiality Impact(C) None (N) Low (L) High (H)
Integrity Impact(I) None (N) Low (L) High (H)
Availability Impact(A) None (N) Low (L) High (H)
CVSS v2 AV:N/AC:L/Au:N/C:P/I:P/A:P
Base Score: 7.5
Access Vector(AV) Local (L) Adjacent Network (A) Network (N)
Access Complexity(AC) High (H) Medium (M) Low (L)
Authentication(Au) Multiple (M) Single (S) None (N)
Confidentiality Impact(C) None (N) Partial (P) Complete (C)
Integrity Impact(I) None (N) Partial (P) Complete (C)
Availability Impact(A) None (N) Partial (P) Complete (C)

Credit

Other Information

JPCERT Alert JPCERT-AT-2016-0019
Alert on vulnerability in Keitai Kit for Movable Type
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2016-1204
JVN iPedia