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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.1082 Security Bulletin: InstallShield generates installation executables which are vulnerable to an DLL-planting vulnerability affect AppScan Standard (CVE-2016-2542) 4 May 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Security AppScan Standard Publisher: IBM Operating System: Windows Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2016-2542 Reference: ESB-2016.0998 ESB-2016.0986 ESB-2016.0806 ESB-2016.0805 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg21981821 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: InstallShield generates installation executables which are vulnerable to an DLL-planting vulnerability affect AppScan Standard (CVE-2016-2542) Security Bulletin Document information More support for: IBM Security AppScan Standard Software version: 9.0, 9.0.1, 9.0.2, 9.0.2.1, 9.0.3, 9.0.3.1 Operating system(s): Windows Software edition: Standard Reference #: 1981821 Modified date: 2016-05-02 Summary Flexera InstallShield could allow a remote attacker to execute arbitrary code on the system. The application does not directly specify the fully qualified path to a dynamic-linked library (schannel.dll) when running on Microsoft Windows. By persuading a victim to open a specially-crafted file from a WebDAV or SMB share using a vulnerable application, a remote attacker could exploit this vulnerability via a specially-crafted library to execute arbitrary code on the system. Vulnerability Details CVEID: CVE-2016-2542 DESCRIPTION: Flexera InstallShield could allow a remote attacker to execute arbitrary code on the system. The application does not directly specify the fully qualified path to a dynamic-linked library (schannel.dll) when running on Microsoft Windows. By persuading a victim to open a specially-crafted file from a WebDAV or SMB share using a vulnerable application, a remote attacker could exploit this vulnerability via a specially-crafted library to execute arbitrary code on the system. CVSS Base Score: 8.8 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110914 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) Affected Products and Versions IBM Security AppScan Standard - 9.0.3.1 IBM Security AppScan Standard - 9.0.3 IBM Security AppScan Standard - 9.0.2.1 IBM Security AppScan Standard - 9.0.2 IBM Security AppScan Standard - 9.0.1 IBM Security AppScan Standard - 9.0 Remediation/Fixes Product VRMF Comments IBM Security AppScan Standard 9.0.3, Install 9.0.3.2 according to the following instructions: 9.0.2.1, 9.0.2, 9.0.1, 9.0, http://www.ibm.com/support/docview.wss?uid=swg24042152 Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 21/4/16 - Initial version. *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBVylok36ZAP0PgtI9AQLAwBAAoANnXPUGaPtzsD3LqZyiu5GuMFiivb9S S2xSg5jnN1hYS9n2VL0tZQj3XJ82arFvsuOn3iaXuYscx88u1OnxiHb8ErX3ZsQz H5jeGQVdR1YMA7H+hCfxR4ABCJMkh/sRSe8fijDBRFQEQj1V8c/iyZ9hSnf/xM27 1ZpAMSINcK97iF5pVR4KHNs5duRThf9A63KGCGPsgnwFaQcfwH4K23uFnt6QKkIB QpV3oRq7H/ebaiuaiX33WDWpXA9EMz8YYd/5Pzykp5Y+PvF8dJcug1TB82FCFFCA JLgjTwBPFOU7i+R8kH0zS7+TEpPI24Q9wkrwCFPx3KKQWDvOrokk6uZ4Ss/YUNyB ECQ1Anvg3C4XygLaIExAp5Z+1H2nlm5nPdvAtbhb/IN3DvJ0oNVRMC6VMvOV+kUb JQ9ZRdLlEmGZjj9qZF4UsW31Kt4rW1aePEwZLtzXbFQ/D6IJJb9WEz+i2xFpK2rD B4m8G1h/qW+aFH+j79wGBVZwGA0gD2/CWS85tRAxKW+PAJ6o5cltaocCOniNcQXx amHUPkIz2b8jUmF7TGjjCIn+Rvd6u+YW/BsUWLLDwhLidT2lN9n6LDznA4/2J/MG jErz/JcEint8lExwBt04+IjhK4yTtI7SJXMhMXadqLsYQMA7vyNvT5zqI+jjMXPw +b1Vqtdy5K8= =+9qL -----END PGP SIGNATURE-----