Published:2015/10/15  Last Updated:2015/10/15

eXtplorer vulnerable to cross-site request forgery


eXtplorer contains a cross-site request forgery vulnerability.

Products Affected

  • eXtplorer 2.1.7 and earlier


eXtplorer is a web-based file manager. index.php of eXtplorer contains a cross-site request forgery (CWE-352) vulnerability.


If a user views a malicious page while logged in, the user may be forced to implicitly perform unintended operations such as the execution of arbitrary PHP code.


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

Vendor Status

Vendor Link
eXtplorer Team eXtplorer 2.1.8 released


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2015.10.15 (CVSS Base Metrics)

What is CVSS?

Measures Severity Description
Access Vector(AV) Local (L) Adjacent Network (A) Network (N) A vulnerability exploitable with network access means the vulnerable software is bound to the network stack and the attacker does not require local network access or local access. Such a vulnerability is often termed "remotely exploitable".
Access Complexity(AC) High (H) Medium (M) Low (L) Specialized access conditions exist.
Authentication(Au) Multiple (M) Single (S) None (N) Authentication is not required to exploit the vulnerability.
Confidentiality Impact(C) None (N) Partial (P) Complete (C) There is considerable informational disclosure. Access to some system files is possible, but the attacker does not have control over what is obtained, or the scope of the loss is constrained.
Integrity Impact(I) None (N) Partial (P) Complete (C) Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.
Availability Impact(A) None (N) Partial (P) Complete (C) There is reduced performance or interruptions in resource availability.

Base Score:5.1


Gen Sato of TRADE WORKS Co.,Ltd. Security Dept. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2015-5660
JVN iPedia JVNDB-2015-000126