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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2036 Firefox vulnerabilities 16 August 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: firefox Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Provide Misleading Information -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2017-7809 CVE-2017-7808 CVE-2017-7807 CVE-2017-7806 CVE-2017-7803 CVE-2017-7802 CVE-2017-7801 CVE-2017-7800 CVE-2017-7799 CVE-2017-7798 CVE-2017-7797 CVE-2017-7794 CVE-2017-7792 CVE-2017-7791 CVE-2017-7789 CVE-2017-7788 CVE-2017-7787 CVE-2017-7786 CVE-2017-7785 CVE-2017-7784 CVE-2017-7783 CVE-2017-7781 CVE-2017-7780 CVE-2017-7779 CVE-2017-7753 Reference: ASB-2017.0134 ESB-2017.1994 ESB-2017.1982 Original Bulletin: http://www.ubuntu.com/usn/usn-3391-1 - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3391-1 August 15, 2017 firefox vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 17.04 - - Ubuntu 16.04 LTS - - Ubuntu 14.04 LTS Summary: Firefox could be made to crash or run programs as your login if it opened a malicious website. Software Description: - - firefox: Mozilla Open Source web browser Details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting (XSS) attacks, bypass sandbox restrictions, obtain sensitive information, spoof the origin of modal alerts, bypass same origin restrictions, read uninitialized memory, cause a denial of service via program crash or hang, or execute arbitrary code. (CVE-2017-7753, CVE-2017-7779, CVE-2017-7780, CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.04: firefox 55.0.1+build2-0ubuntu0.17.04.2 Ubuntu 16.04 LTS: firefox 55.0.1+build2-0ubuntu0.16.04.2 Ubuntu 14.04 LTS: firefox 55.0.1+build2-0ubuntu0.14.04.2 After a standard system update you need to restart Firefox to make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3391-1 CVE-2017-7753, CVE-2017-7779, CVE-2017-7780, CVE-2017-7781, CVE-2017-7783, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7788, CVE-2017-7789, CVE-2017-7791, CVE-2017-7792, CVE-2017-7794, CVE-2017-7797, CVE-2017-7798, CVE-2017-7799, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7806, CVE-2017-7807, CVE-2017-7808, CVE-2017-7809 Package Information: https://launchpad.net/ubuntu/+source/firefox/55.0.1+build2-0ubuntu0.17.04.2 https://launchpad.net/ubuntu/+source/firefox/55.0.1+build2-0ubuntu0.16.04.2 https://launchpad.net/ubuntu/+source/firefox/55.0.1+build2-0ubuntu0.14.04.2 - --------------------------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). 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