CVE-2021-30813 json
This issue was addressed with improved checks.
published 2021-10-28 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-17730
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 15%
- public exploits
- 0
- none known
Summary
This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. A person with access to a host Mac may be able to bypass the Login Window in Remote Desktop for a locked instance of macOS.
Patch / fix
- Apple macOS 12.0
Exploit prediction
0.25% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:P/A:N |
Affected products
- Apple macOS
References
-
support.apple.com
/en-us/HT212869
vendor-advisory
Sources
- CVE List CVE-2021-30813
- NVD CVE-2021-30813
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.