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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2259 Bitdefender Internet Security PDF Predictor Integer Overflow Remote Code Execution Vulnerability 7 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Bitdefender Internet Security Publisher: Zero Day Initiative Operating System: FreeBSD Linux variants Windows OS X Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2017-10954 Original Bulletin: http://www.zerodayinitiative.com/advisories/ZDI-17-717/ - --------------------------BEGIN INCLUDED TEXT-------------------- Bitdefender Internet Security PDF Predictor Integer Overflow Remote Code Execution Vulnerability ZDI-17-717: September 6th, 2017 CVE ID CVE-2017-10954 CVSS Score 9.3, (AV:N/AC:M/Au:N/C:C/I:C/A:C) Affected Vendors Bitdefender Affected Products Internet Security Vulnerability Details This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Bitdefender Internet Security. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within pdf.xmd. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code under the context of SYSTEM. Vendor Response Bitdefender states: The fix is in build version: 7.72918 and higher. Disclosure Timeline 2017-08-23 - Vulnerability reported to vendor 2017-09-06 - Coordinated public release of advisory Credit This vulnerability was discovered by: Pagefault - --------------------------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. 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. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. 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 iQIVAwUBWbDVdIx+lLeg9Ub1AQjYEBAAlVBHyTlfUi79v2scYA8xloJvshI54ccf 2FXJnW39A5hiob0AS8K1ulIrZmrONUI24BZMiMsNn6c1+PHJjspBtHxXpJpTIfzu Chhdz58jwFnO3he9fQt9O94lb5X36grERXIPA0s58iJ+SoznTD1qYt3GET+SFl9l UsrLld/bFn2t1Cq9lK+tezCTg67f49uq0oICx2AcvvbvM4FvLrCrRzT3qbQx91/o ImwJtv/jOGvV8wofZy5rxctXOZ/Egx0GiYVy8o0vNspP3EczcN5ibq/7yOxe0cWh wE8K6b9TSKouCYWg/bnlnxaXOFBNcMQMBI+z8nSfEL/zpg85L/nELvnQ+xVMlCPj fEoLNPtYj/oJHFctkior4yVpMCLOhFu9h7PGrdapfYaFL9s1SEcFINGKjFIKsWfH ioLFQ9MDadT5ILquLrmeIy+NEtNLAX1mxUZI9d/qP+t17HMFuNq+qnGjdlmdlszl e10OkSLI4sd8mnCkKjlfxFui2qt1m2TlYy/mWrWrJnTgc1mM5TcFfDI5tb4c8huB Qff1p0M/ey0LAvX7Yo9rT/KIHQPZD907jfMhUAQ+gtBv6eGVeFxk/O5heh3XxOhy Il0K1mq1UbcSzIQBd4QwuVPor6LQvLWXTdbzUn4f0+ZRn9lzHs1wRzPYx2Pd9JFH q9+9s9Lug54= =S1An -----END PGP SIGNATURE-----