Published:2014/04/11  Last Updated:2014/04/11

SD Card Manager vulnerable to directory traversal


SD Card Manager provided by apps4u@android contains a directory traversal vulnerability.

Products Affected

All versions released prior to February 24, 2014 are affected


SD Card Manager provided by apps4u@android contains an issue in processing file names, which may result in a directory traversal (CWE-22) vulnerability.


A remote, unauthenticated attacker may create an arbitrary file or overwrite an existing file in a directory that the application has privileges to access.


Apply an Update
Update the software if you are using a version that was downloaded prior to February 24, 2014.

The software version that is downloaded will differ depending on the version of Android OS that you are using.

According to the developer, SD Card Manager 2.5.6 for Android 3.2 will not have this vulnerability addressed.

Vendor Status

Vendor Link
apps4u@android SD Card Manager


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2014.04.18 (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) The access conditions are somewhat specialized.
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 no impact to the confidentiality of the system.
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 no impact to the availability of the system.

Base Score:4.3


Ryohei Koike of Sakura Information Systems Co., Ltd. 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-2014-1969
JVN iPedia JVNDB-2014-000035