JVN#74686032
QND vulnerable to privilege escalation
Overview
QND provided by QualitySoft Corporation is vulnerable to privilege escalation.
Products Affected
- QND Advance/Premium/Standard Ver.11.0.4i and earlier
Description
QND provided by QualitySoft Corporation contains a privilege escalation vulnerability (CWE-268).
Impact
A user who can log in to the PC where the product's Windows client is installed may obtain administrative privileges. As a result, sensitive information may be modified/obtained or unintended operations may be performed.
Solution
Update the software
This vulnerability is addressed in QND Advance/Premium/Standard Ver.11.0.5i.
For following versions, update to the latest version according to the information provided by the developer.
- QND Advance/Premium/Standard Ver.11.0i to Ver.11.0.4i
- QND Advance/Standard Ver.10.3i SP3 and earlier
For the following version, apply the patch according to the information provided by the developer.
- QND Advance/Standard Ver.10.4i
Vendor Status
| Vendor | Link |
| QualitySoft Corporation | A vulnerability found in QND Windows client (Texts in Japanese) |
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
| 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) |
| 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
Satoshi Ogawa of Mitsui Bussan Secure Directions, Inc. RedTeam 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-2021-20713 |
| JVN iPedia |
JVNDB-2021-000040 |