Zoom Client for Meetings through 4.6.8 on macOS has the disable-library-validation entitlement, which allows a local process (with the user's privileges) to obtain unprompted microphone and camera access by loading a crafted library and thereby inheriting Zoom Client's microphone and camera access.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-11470
• https://blog.zoom.us/wordpress/2020/04/01/a-message-to-our-users/
• https://objective-see.com/blog/blog_0x56.html