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certCERTVU:682704
HistoryJul 19, 2016 - 12:00 a.m.

Misys FusionCapital Opics Plus contains multiple vulnerabilities

2016-07-1900:00:00
www.kb.cert.org
53

8.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:S/C:C/I:C/A:C

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

56.0%

Overview

Misys FusionCapital Opics Plus is used by regional and local financial institutions to manage treasuries. FusionCapital Opics Plus contains several vulnerabilities.

Description

CWE-89**: Improper Neutralization of Special Elements used in an SQL Command (‘SQL Injection’) -**CVE-2016-5653

According to the reporter, an authenticated but low privileged user may exploit a SQL Injection in the “ID” and “Branch” parameters of a search and enumerate the full database.

CWE-280**: Improper Handling of Insufficient Permissions or Privileges -**CVE-2016-5654

According to the reporter, a remote authenticated attacker able to execute a man-in-the-middle attack may be able to tamper with the “xmlMessageOut” parameter of a client POST request to escalate privileges to administrator.

CWE-295**: Improper Certificate Validation -**CVE-2016-5655

According to the reporter, a remote unauthenticated attacker able to execute a man-in-the-middle attack may be able to present an alternate SSL certificate and therefore decrypt all traffic between the client and FusionCapital Opics Plus server.

Misys has responded to these issues with the following statement:

_Misys has analysed the reported vulnerabilities and determined that they could relate to a specific older version, but not for all versions, of one of our applications, with the matter being rectified with a user configuration change or non-emergency software patch. In short, we identified that the sql injection vulnerability is true positive and the other two reported vulnerabilities are misconfigurations. For more information, our Opics clients are being directed to contact their Misys Customer Advocate._


Impact

An authenticated attacker may be able escalate privileges to administrator, or perform full searches on the database. An unauthenticated attacker may be able decrypt SSL traffic between the client and server.


Solution

The CERT/CC is currently unaware of a practical solution to this problem.


Restrict Network Access

As a general good security practice, only allow connections from trusted hosts and networks. Consult your firewall product’s manual for more information.


Vendor Information

682704

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Misys __ Affected

Notified: April 26, 2016 Updated: July 29, 2016

Statement Date: July 27, 2016

Status

Affected

Vendor Statement

Misys has analysed the reported vulnerabilities and determined that they could relate to a specific older version, but not for all versions, of one of our applications, with the matter being rectified with a user configuration change or non-emergency software patch. In short, we identified that the sql injection vulnerability is true positive and the other two reported vulnerabilities are misconfigurations. For more information, our Opics clients are being directed to contact their Misys Customer Advocate.

Vendor Information

We are not aware of further vendor information regarding this vulnerability.

CVSS Metrics

Group Score Vector
Base 8.5 AV:N/AC:M/Au:S/C:C/I:C/A:C
Temporal 7.7 E:POC/RL:U/RC:C
Environmental 2.2 CDP:H/TD:L/CR:H/IR:H/AR:H

References

Acknowledgements

Thanks to Wissam Bashour for reporting this vulnerability.

This document was written by Garret Wassermann.

Other Information

CVE IDs: CVE-2016-5653, CVE-2016-5654, CVE-2016-5655
Date Public: 2016-07-19 Date First Published:

8.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:S/C:C/I:C/A:C

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

56.0%

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