Published:2017/01/16 Last Updated:2017/01/16
JVN#83917769
AttacheCase vulnerable to directory traversal
Overview
AttacheCase contains a directory traversal vulnerability.
Products Affected
- AttacheCase ver.2.8.2.8 and earlier
- AttacheCase ver.3.2.0.4 and earlier
Description
AttacheCase is an open source file encryption software provided by HiBARA Software. AttacheCase contains a directory traversal vulnerability (CWE-22) due to a flaw in processing filenames in ATC files.
Impact
Decrypting a crafted ATC file may result in creation of an arbitrary file or overwriting of an existing file.
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 |
|---|---|---|---|
| HiBARA Software | Vulnerable | 2017/01/16 | HiBARA Software website |
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
CVSS v3
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Base Score:
3.3
| 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:M/Au:N/C:N/I:P/A:N
Base Score:
4.3
| 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
Kazuki Furukawa 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-2016-7842 |
| JVN iPedia |
JVNDB-2017-000008 |