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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0511 USN-4278-1: Firefox vulnerabilities 14 February 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Firefox Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Denial of Service -- Remote with User Interaction Cross-site Scripting -- Remote with User Interaction Execute Arbitrary Code/Commands -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2020-6801 CVE-2020-6800 CVE-2020-6798 CVE-2020-6796 Reference: ESB-2020.0508 Original Bulletin: https://usn.ubuntu.com/4278-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4278-1: Firefox vulnerabilities 13 February 2020 firefox vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.10 o Ubuntu 18.04 LTS Summary Firefox could be made to crash or run programs as your login if it opened a malicious website. Software Description o 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 cause a denial of service, conduct cross-site scripting (XSS) attacks, or execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 firefox - 73.0+build3-0ubuntu0.19.10.1 Ubuntu 18.04 LTS firefox - 73.0+build3-0ubuntu0.18.04.1 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . After a standard system update you need to restart Firefox to make all the necessary changes. References o CVE-2020-6796 o CVE-2020-6798 o CVE-2020-6800 o CVE-2020-6801 - --------------------------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: https://www.auscert.org.au/bulletins/ =========================================================================== 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 iQIVAwUBXkX/SWaOgq3Tt24GAQgt7A/9HyWeuPO8FIpOC0IUlbwJgqLwSS4GhqIP EPtHxM3HekKJ73NAUPYno3C1BkQrswn0EvxfmRtcP2wfmK1LBEexY8bzfhzR+qWt RR0fCZheNgxYyozuEjBfc7Iwi6iNeF25GS/pwR6m6FEttQcF3tQ2fxXijMV06LoV v/pS/q8mBKs8uyl+r8Tj3gALxMKzUI/tuTd+Z+Fj8Y/PMp7svwnfJ9jXJVd6t2Gc OrQDRTosB26BsIvp9cB0BH4M8T/TJ1uPs8Zdgq8fW59VXJp/ub2z2CF+qnTJVJv2 0eTE4521JxoAK1sAJDE9sCaawLD+lSBlqltGZjpONxJ/83ATUOJXBfZKhO+wZUnn 5S5qShrg0KmEJ9R7tV0FKQBUUdcV1pwoGq5qzP2jrfjar+Bxph1+NNrkd8k7OZWP Tu8CovoO0x/WE74O9QpY420dMYv1L7LXeTZ6AIm0GLkPaf8Zy1VGQtfdVrUs16Ec vNqeJNRXTUMzrVYe1Nzna20WW5Pr4TWwHmw8sRfiP97XP5lvO447uxUEtfLwqvpk TWIGarNZAkHAlMQbJKx57oLBTFFJImgj6UKaqx0D5dKfrDt+FfBF49XdQdUp0fUg 6NuT2N4IV6Z8Y/fDnj1S2IbCSi3HLnfI/DzmLMP0HmCc1ty3YCml5XWuP5heCZEs 8QGncm/2esU= =q3S/ -----END PGP SIGNATURE-----