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                         AUSCERT Security Bulletin

                               ASB-2017.0055
            Security Advisory: Oracle Primavera Products Suite
                               20 April 2017

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

Product:              Oracle Primavera Products Suite
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact/Access:        Access Privileged Data          -- Remote/Unauthenticated      
                      Execute Arbitrary Code/Commands -- Existing Account            
                      Modify Arbitrary Files          -- Remote with User Interaction
                      Denial of Service               -- Existing Account            
Resolution:           Patch/Upgrade
CVE Names:            CVE-2017-3732 CVE-2017-3583 CVE-2017-3579
                      CVE-2017-3508 CVE-2017-3503 CVE-2017-3501
                      CVE-2017-3500  
Member content until: Saturday, May 20 2017
Reference:            ASB-2017.0021
                      ASB-2017.0012
                      ESB-2017.0865
                      ESB-2017.0566
                      ESB-2017.0488.3
                      ESB-2017.0386.2

OVERVIEW

        Multiple vulnerabilities have been identified in the following 
        comopnents of Oracle Primavera Products Suite:
        Primavera Gateway, version(s) 1.0, 1.1, 14.2, 15.1, 15.2, 16.1, 16.2
        Primavera P6 Enterprise Project Portfolio Management, version(s) 
        8.3, 8.4, 15.1, 15.2, 16.1, 16.2
        Primavera Unifier, version(s) 9.13, 9.14, 10.0, 10.1, 15.1, 15.2. 
        [1]


IMPACT

        The vendor has provided the following information:
        
        "CVE-2017-3503 9.9 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
        Easily exploitable vulnerability allows low privileged attacker with
        network access via HTTP to compromise Primavera P6 Enterprise 
        Project Portfolio Management. While the vulnerability is in 
        Primavera P6 Enterprise Project Portfolio Management, attacks may 
        significantly impact additional products. Successful attacks of this
        vulnerability can result in takeover of Primavera P6 Enterprise 
        Project Portfolio Management.
        
        CVE-2017-3508 9.1 AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
        Easily exploitable vulnerability allows high privileged attacker 
        with network access via HTTP to compromise Primavera Gateway. While
        the vulnerability is in Primavera Gateway, attacks may significantly
        impact additional products. Successful attacks of this vulnerability
        can result in takeover of Primavera Gateway.
        
        CVE-2017-3500 8.7 AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:H
        Easily exploitable vulnerability allows high privileged attacker 
        with network access via HTTP to compromise Primavera Gateway. While
        the vulnerability is in Primavera Gateway, attacks may significantly
        impact additional products. Successful attacks of this vulnerability
        can result in unauthorized access to critical data or complete 
        access to all Primavera Gateway accessible data and unauthorized 
        ability to cause a hang or frequently repeatable crash (complete 
        DOS) of Primavera Gateway.
        
        CVE-2017-3583 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
        Easily exploitable vulnerability allows unauthenticated attacker 
        with network access via HTTP to compromise Primavera P6 Enterprise 
        Project Portfolio Management. Successful attacks require human 
        interaction from a person other than the attacker. Successful 
        attacks of this vulnerability can result in unauthorized creation, 
        deletion or modification access to critical data or all Primavera P6
        Enterprise Project Portfolio Management accessible data as well as 
        unauthorized access to critical data or complete access to all 
        Primavera P6 Enterprise Project Portfolio Management accessible 
        data.
        
        CVE-2017-3579 6.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
        Easily exploitable vulnerability allows unauthenticated attacker 
        with network access via HTTP to compromise Primavera P6 Enterprise 
        Project Portfolio Management. Successful attacks require human 
        interaction from a person other than the attacker and while the 
        vulnerability is in Primavera P6 Enterprise Project Portfolio 
        Management, attacks may significantly impact additional products. 
        Successful attacks of this vulnerability can result in unauthorized
        update, insert or delete access to some of Primavera P6 Enterprise 
        Project Portfolio Management accessible data as well as unauthorized
        read access to a subset of Primavera P6 Enterprise Project Portfolio
        Management accessible data.
        
        CVE-2017-3501 6.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
        Easily exploitable vulnerability allows unauthenticated attacker 
        with network access via HTTP to compromise Primavera Unifier. 
        Successful attacks require human interaction from a person other 
        than the attacker and while the vulnerability is in Primavera 
        Unifier, attacks may significantly impact additional products. 
        Successful attacks of this vulnerability can result in unauthorized
        update, insert or delete access to some of Primavera Unifier 
        accessible data as well as unauthorized read access to a subset of 
        Primavera Unifier accessible data.
        
        CVE-2017-3732 5.9 AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
        Difficult to exploit vulnerability allows unauthenticated attacker 
        with network access via HTTPS to compromise Primavera P6 Enterprise
        Project Portfolio Management. Successful attacks of this 
        vulnerability can result in unauthorized access to critical data or
        complete access to all Primavera P6 Enterprise Project Portfolio 
        Management 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 - April 2017
            http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

        [2] Text Form of Oracle Critical Patch Update - April 2017 Risk
            Matrices
            https://www.oracle.com/technetwork/topics/security/cpuapr2017verbose-3236619.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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