Vulnerability identifier: #VU50220
Vulnerability risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
macOS
Operating systems & Components /
Operating system
Vendor: Apple Inc.
Description
The vulnerability allows a remote user to bypass implemented security restrictions.
The vulnerability exists due to incorrect access restrictions within the Messages component in macOS. A remote user that is removed from an iMessage group could rejoin the group.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
macOS: 11.0 20A2411 - 11.1 20C69, 10.15 19A583 - 10.15.7 19H15, 10.14 18A391 - 10.14.6 18G84, 10.13 17A365 - 10.13.6 17G66, 10.12.4 16E195 - 10.12.6 16G1114, 10.3 7B85
External links
http://support.apple.com/en-us/HT212147
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.