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                         AUSCERT Security Bulletin

                               ASB-2017.0177
               Security Advisory: Oracle Retail Applications
                              18 October 2017

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:              Oracle Retail Applications
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                      Modify Arbitrary Files          -- Remote/Unauthenticated
                      Denial of Service               -- Remote/Unauthenticated
                      Access Confidential Data        -- Remote/Unauthenticated
Resolution:           Patch/Upgrade
CVE Names:            CVE-2017-10427 CVE-2017-10423 CVE-2017-10065
                      CVE-2017-5664 CVE-2017-5662 CVE-2016-6814
                      CVE-2016-3506  
Member content until: Friday, November 17 2017
Reference:            ASB-2017.0171
                      ASB-2017.0170
                      ESB-2017.0877
                      ESB-2017.0426

OVERVIEW

        Multiple vulnerabilities have been identified in 
         MICROS Retail XBRi Loss Prevention, versions  10.0.1,
          10.5.0,  10.6.0,  10.7.7,  10.8.0,  10.8.1
         Oracle Retail Back Office, versions  13.2,  13.3,  13.4,
          14.0,  14.1
         Oracle Retail Clearance Optimization Engine, version  13.4
         Oracle Retail Convenience and Fuel POS Software, version
          2.1.132
         Oracle Retail Markdown Optimization, versions  13.4,  14.0
         Oracle Retail Point-of-Service, versions  6.0.x,  6.5.x,
          7.0.x,  7.1.x,  15.0.x,  16.0.0
         Oracle Retail Store Inventory Management, versions
          13.2.9,  14.0.4,  14.1.3,  15.0.1,  16.0.1
         Oracle Retail Xstore Point of Service, versions  6.0.11,
          6.5.11,  7.0.6,  7.1.6,  15.0.1
        [1]


IMPACT

        The vendor has provided the following information regarding
        to the vulnerabilities:
        
        "This Critical Patch Update contains 9 new security fixes for
        Oracle Retail Applications.   6 of these vulnerabilities may
        be remotely exploitable without authentication,  i.e.,  may
        be exploited over a network without requiring user
        credentials."
        [1]
        
        "CVE-2016-6814
        
        8.3
        
        AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
        
        Difficult to exploit vulnerability allows unauthenticated
        attacker with network access via multiple protocols to
        compromise Spatial (Apache Groovy).  Successful attacks
        require human interaction from a person other than the
        attacker and while the vulnerability is in Spatial (Apache
        Groovy), attacks may significantly impact additional
        products. Successful attacks of this vulnerability can
        result in takeover of Spatial (Apache Groovy). Note:
        Component installed optionally. Not in the default
        installation.
        
        CVE-2016-6814
        
        8.3
        
        AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
        
        Difficult to exploit vulnerability allows unauthenticated
        attacker with network access via multiple protocols to
        compromise Spatial (Apache Groovy).  Successful attacks
        require human interaction from a person other than the
        attacker and while the vulnerability is in Spatial (Apache
        Groovy), attacks may significantly impact additional
        products. Successful attacks of this vulnerability can
        result in takeover of Spatial (Apache Groovy). Note:
        Component installed optionally. Not in the default
        installation.
        
        CVE-2017-10065
        
        8.5
        
        AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
        
        Supported versions that are affected are 6.0.x, 6.5.x,
        7.0.x, 7.1.x, 15.0.x and  16.0.0. Easily exploitable
        vulnerability allows low privileged attacker with network
        access via HTTP to compromise Oracle Retail Point-of-
        Service.  While the vulnerability is in Oracle Retail Point-
        of-Service, attacks may significantly impact additional
        products.  Successful attacks of this vulnerability can
        result in  unauthorized creation, deletion or modification
        access to critical data or all Oracle Retail Point-of-
        Service accessible data as well as  unauthorized read access
        to a subset of Oracle Retail Point-of-Service accessible
        data.
        
        CVE-2017-5664
        
        9.8
        
        AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
        
        Supported versions that are affected are 4.2.0 and  4.2.1.
        Easily exploitable vulnerability allows unauthenticated
        attacker with network access via HTTP to compromise Oracle
        Hospitality Guest Access.  Successful attacks of this
        vulnerability can result in takeover of Oracle Hospitality
        Guest Access.
        
        CVE-2016-3506
        
        7.4
        
        AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
        
        The supported version that is affected is 13.4. Difficult to
        exploit vulnerability allows unauthenticated attacker with
        network access via Oracle Net to compromise Oracle Retail
        Clearance Optimization Engine.  Successful attacks of this
        vulnerability can result in  unauthorized creation, deletion
        or modification access to critical data or all Oracle Retail
        Clearance Optimization Engine accessible data as well as
        unauthorized access to critical data or complete access to
        all Oracle Retail Clearance Optimization Engine accessible
        data.
        
        CVE-2016-3506
        
        7.4
        
        AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
        
        The supported version that is affected is 13.4. Difficult to
        exploit vulnerability allows unauthenticated attacker with
        network access via Oracle Net to compromise Oracle Retail
        Clearance Optimization Engine.  Successful attacks of this
        vulnerability can result in  unauthorized creation, deletion
        or modification access to critical data or all Oracle Retail
        Clearance Optimization Engine accessible data as well as
        unauthorized access to critical data or complete access to
        all Oracle Retail Clearance Optimization Engine accessible
        data.
        
        CVE-2017-5662
        
        7.3
        
        AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
        
        The supported version that is affected is 11.1.2.4.0. Easily
        exploitable vulnerability allows low privileged attacker
        with network access via HTTP to compromise Oracle API
        Gateway.  Successful attacks require human interaction from
        a person other than the attacker. Successful attacks of this
        vulnerability can result in  unauthorized access to critical
        data or complete access to all Oracle API Gateway accessible
        data and unauthorized ability to cause a hang or frequently
        repeatable crash (complete DOS) of Oracle API Gateway. Note:
        Please refer to Doc ID My Oracle Support Note 2313917.1 for
        instructions on how to address this issue.
        
        CVE-2017-10427
        
        6.5
        
        AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
        
        Supported versions that are affected are 6.0.11, 6.5.11,
        7.0.6, 7.1.6 and  15.0.1. Difficult to exploit vulnerability
        allows unauthenticated attacker with network access via HTTP
        to compromise Oracle Retail Xstore Point of Service.  While
        the vulnerability is in Oracle Retail Xstore Point of
        Service, attacks may significantly impact additional
        products.  Successful attacks of this vulnerability can
        result in  unauthorized update, insert or delete access to
        some of Oracle Retail Xstore Point of Service accessible
        data as well as  unauthorized read access to a subset of
        Oracle Retail Xstore Point of Service accessible data and
        unauthorized ability to cause a partial denial of service
        (partial DOS) of Oracle Retail Xstore Point of Service.
        
        CVE-2017-10423
        
        5.4
        
        AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
        
        Supported versions that are affected are 13.2, 13.3, 13.4,
        14.0 and  14.1. Easily exploitable vulnerability allows low
        privileged attacker with network access via HTTP to
        compromise Oracle Retail Back Office.  Successful attacks
        require human interaction from a person other than the
        attacker and while the vulnerability is in Oracle Retail
        Back Office, attacks may significantly impact additional
        products. Successful attacks of this vulnerability can
        result in  unauthorized update, insert or delete access to
        some of Oracle Retail Back Office accessible data as well as
        unauthorized read access to a subset of Oracle Retail Back
        Office accessible data."
        [2]


MITIGATION

        Oracle states:
        
        "Due to the threat posed by a successful attack, Oracle
        strongly recommends that customers apply CPU fixes as soon
        as possible. Until you apply the CPU fixes, it may be
        possible to reduce the risk of successful attack by blocking
        network protocols required by an attack. For attacks that
        require certain privileges or access to certain packages,
        removing the privileges or the ability to access the
        packages from users that do not need the privileges may help
        reduce the risk of successful attack. Both approaches may
        break application functionality, so Oracle strongly
        recommends that customers test changes on non-production
        systems. Neither approach should be considered a long-term
        solution as neither corrects the underlying problem." [1]


REFERENCES

        [1] Oracle Critical Patch Update Advisory - October 2017
            http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

        [2] Text Form of Oracle Critical Patch Update - October 2017 Risk
            Matrices
            http://www.oracle.com/technetwork/security-advisory/cpuoct2017verbose-3236627.html

AusCERT has made every effort to ensure that the information contained
in this document is accurate.  However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours 
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
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