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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.4080 Local Privilege Escalation in Auto Updater for Zoom Client for Meetings for macOS 17 August 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Zoom Client for Meetings for macOS Publisher: Zoom Operating System: macOS Resolution: Patch/Upgrade CVE Names: CVE-2022-28756 Original Bulletin: https://explore.zoom.us/en/trust/security/security-bulletin/?filter-cve=&filter=&keywords=ZSB-22018+ Comment: CVSS (Max): 8.8 CVE-2022-28756 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H) CVSS Source: Zoom Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- ZSB-22018 - Local Privilege Escalation in Auto Updater for Zoom Client for Meetings for macOS Published: 08/13/2022 CVE: CVE-2022-28756 Severity : High CVSS Score : 8.8 CVSS Vector String : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Description : The Zoom Client for Meetings for macOS (Standard and for IT Admin) starting with version 5.7.3 and before 5.11.5 contains a vulnerability in the auto update process. A local low-privileged user could exploit this vulnerability to escalate their privileges to root. Users can help keep themselves secure by applying current updates or downloading the latest Zoom software with all current security updates from https://zoom.us/download. Affected Products : o Zoom Client for Meetings for macOS (Standard and for IT Admin) starting version 5.7.3 and before version 5.11.5 Source : Reported by Patrick Wardle of Objective-See - --------------------------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: https://auscert.org.au/gpg-key/ iQIVAwUBYvx1HckNZI30y1K9AQjU4Q/+P1CG5lJWr6fxQd5bt0AsM7kmLYfZiHcu +yHeFtBN4T0rY8GphMm7ps4FxFDnDuhKTyUxNMYw0lojhp1D3mDKJWF9QoWcsnRb a8Rb42CVIpqAhUmLT/Qj/FoROlGbk5Pg07nCXQ/MUDO74TcGfWT0tJuGwDqbJAsD kqHXNWTtskANZFnvE3vSAT3+IttWZOabdmW9vTr0BXneJxM+3gDNzb4ER0sjfbXx PvwBof62toJVwwajCfcbXUvt2NPMk1PBCHeVUWVkxUwzZnMuBE06ZFuUSO/6U5RW lUamu6rm9cjD4VcA1Lzi5EnnMxEHngfteVwoNIdstba1Lw5+f1vmfIUqO5vJGh+4 sn8S1ZksAwL1Iqfh/xBMSrKv/zqalwrmBLO53sLz7pukWa4r/MqO4WZumHrS0Mbm AyuuwvObP/1h/28YE9sNtc0DDXRhg4NjyXNxkGt/d6AszQALkVhzOIVeWMrrl+ez kB2BBLmpJ6qmHzi70/fWy6EdXfhByMBQalB8WuoXWwFFMJ8alz2UINbxo1+jE+q5 Knbm6lj83FgOQ6PqPwCU9b28EVoVUbQ4f4JPch+JgvxtGyHAlft1DQWfFDfxGz4t WQfv3ctD8xMi2vsEkKKO1yXcpVFzo/EdWwNaRjs1uFEdE8Ix2fskjF/pbfSuw6+u An446KEckD4= =eSnN -----END PGP SIGNATURE-----